1805255550

素因数分解:

$2^1\times 3^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 432

約数和(自身を含む): 6174604800

約数和(自身を除く): 4369349250

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 25, 30, 31, 35, 38, 42, 45, 49, 50, 57, 62, 63, 70, 75, 90, 93, 95, 98, 105, 114, 126, 133, 139, 147, 150, 155, 171, 175, 186, 190, 210, 217, 225, 245, 266, 278, 279, 285, 294, 310, 315, 342, 350, 399, 417, 434, 441, 450, 465, 475, 490, 525, 558, 570, 589, 630, 651, 665, 695, 735, 775, 798, 834, 855, 882, 930, 931, 950, 973, 1050, 1085, 1178, 1197, 1225, 1251, 1302, 1330, 1390, 1395, 1425, 1470, 1519, 1550, 1575, 1710, 1767, 1862, 1946, 1953, 1995, 2085, 2170, 2205, 2325, 2394, 2450, 2502, 2641, 2790, 2793, 2850, 2919, 2945, 3038, 3150, 3255, 3325, 3475, 3534, 3675, 3906, 3990, 4123, 4170, 4275, 4309, 4410, 4557, 4650, 4655, 4865, 5282, 5301, 5425, 5586, 5838, 5890, 5985, 6255, 6510, 6650, 6811, 6950, 6975, 7350, 7595, 7923, 8246, 8379, 8550, 8618, 8757, 8835, 9114, 9310, 9730, 9765, 9975, 10425, 10602, 10850, 11025, 11970, 12369, 12510, 12927, 13205, 13622, 13671, 13950, 13965, 14595, 14725, 15190, 15846, 16275, 16758, 17514, 17670, 18487, 19530, 19950, 20433, 20615, 20850, 21545, 22050, 22785, 23275, 23769, 24325, 24738, 25854, 26410, 26505, 27342, 27930, 28861, 29190, 29450, 29925, 30163, 31275, 32550, 34055, 36974, 37107, 37975, 38781, 39615, 40866, 41230, 41895, 43090, 43785, 44175, 45570, 46550, 47538, 48650, 48825, 53010, 55461, 57722, 59850, 60326, 61299, 61845, 62550, 64635, 66025, 68110, 68355, 69825, 72975, 74214, 75950, 77562, 79230, 81871, 83790, 86583, 87570, 88350, 90489, 92435, 97650, 102165, 103075, 107725, 110922, 113925, 118845, 122598, 123690, 129270, 129409, 132050, 132525, 136710, 139650, 144305, 145950, 150815, 163742, 166383, 170275, 173166, 180978, 184870, 185535, 193905, 198075, 204330, 206150, 209475, 211141, 215450, 218925, 227850, 237690, 245613, 258818, 259749, 265050, 271467, 277305, 288610, 301630, 306495, 309225, 323175, 332766, 340550, 341775, 371070, 387810, 388227, 396150, 409355, 418950, 422282, 432915, 437850, 452445, 462175, 491226, 510825, 519498, 542934, 554610, 573097, 594225, 612990, 618450, 633423, 646350, 647045, 683550, 721525, 736839, 754075, 776454, 818710, 831915, 865830, 904890, 924350, 927675, 969525, 1021650, 1055705, 1146194, 1164681, 1188450, 1228065, 1266846, 1294090, 1298745, 1357335, 1386525, 1443050, 1473678, 1508150, 1532475, 1663830, 1719291, 1855350, 1900269, 1939050, 1941135, 2046775, 2111410, 2164575, 2262225, 2329362, 2456130, 2597490, 2714670, 2773050, 2865485, 3064950, 3167115, 3235225, 3438582, 3684195, 3800538, 3882270, 4011679, 4093550, 4159575, 4329150, 4524450, 5157873, 5278525, 5730970, 5823405, 6140325, 6334230, 6470450, 6493725, 6786675, 7368390, 8023358, 8319150, 8596455, 9501345, 9705675, 10315746, 10557050, 11646810, 12035037, 12280650, 12987450, 13573350, 14327425, 15835575, 17192910, 18420975, 19002690, 19411350, 20058395, 24070074, 25789365, 28654850, 29117025, 31671150, 36105111, 36841950, 40116790, 42982275, 47506725, 51578730, 58234050, 60175185, 72210222, 85964550, 95013450, 100291975, 120350370, 128946825, 180525555, 200583950, 257893650, 300875925, 361051110, 601751850, 902627775, 1805255550]

約数ペア:

[(1, 1805255550), (2, 902627775), (3, 601751850), (5, 361051110), (6, 300875925), (7, 257893650), (9, 200583950), (10, 180525555), (14, 128946825), (15, 120350370), (18, 100291975), (19, 95013450), (21, 85964550), (25, 72210222), (30, 60175185), (31, 58234050), (35, 51578730), (38, 47506725), (42, 42982275), (45, 40116790), (49, 36841950), (50, 36105111), (57, 31671150), (62, 29117025), (63, 28654850), (70, 25789365), (75, 24070074), (90, 20058395), (93, 19411350), (95, 19002690), (98, 18420975), (105, 17192910), (114, 15835575), (126, 14327425), (133, 13573350), (139, 12987450), (147, 12280650), (150, 12035037), (155, 11646810), (171, 10557050), (175, 10315746), (186, 9705675), (190, 9501345), (210, 8596455), (217, 8319150), (225, 8023358), (245, 7368390), (266, 6786675), (278, 6493725), (279, 6470450), (285, 6334230), (294, 6140325), (310, 5823405), (315, 5730970), (342, 5278525), (350, 5157873), (399, 4524450), (417, 4329150), (434, 4159575), (441, 4093550), (450, 4011679), (465, 3882270), (475, 3800538), (490, 3684195), (525, 3438582), (558, 3235225), (570, 3167115), (589, 3064950), (630, 2865485), (651, 2773050), (665, 2714670), (695, 2597490), (735, 2456130), (775, 2329362), (798, 2262225), (834, 2164575), (855, 2111410), (882, 2046775), (930, 1941135), (931, 1939050), (950, 1900269), (973, 1855350), (1050, 1719291), (1085, 1663830), (1178, 1532475), (1197, 1508150), (1225, 1473678), (1251, 1443050), (1302, 1386525), (1330, 1357335), (1390, 1298745), (1395, 1294090), (1425, 1266846), (1470, 1228065), (1519, 1188450), (1550, 1164681), (1575, 1146194), (1710, 1055705), (1767, 1021650), (1862, 969525), (1946, 927675), (1953, 924350), (1995, 904890), (2085, 865830), (2170, 831915), (2205, 818710), (2325, 776454), (2394, 754075), (2450, 736839), (2502, 721525), (2641, 683550), (2790, 647045), (2793, 646350), (2850, 633423), (2919, 618450), (2945, 612990), (3038, 594225), (3150, 573097), (3255, 554610), (3325, 542934), (3475, 519498), (3534, 510825), (3675, 491226), (3906, 462175), (3990, 452445), (4123, 437850), (4170, 432915), (4275, 422282), (4309, 418950), (4410, 409355), (4557, 396150), (4650, 388227), (4655, 387810), (4865, 371070), (5282, 341775), (5301, 340550), (5425, 332766), (5586, 323175), (5838, 309225), (5890, 306495), (5985, 301630), (6255, 288610), (6510, 277305), (6650, 271467), (6811, 265050), (6950, 259749), (6975, 258818), (7350, 245613), (7595, 237690), (7923, 227850), (8246, 218925), (8379, 215450), (8550, 211141), (8618, 209475), (8757, 206150), (8835, 204330), (9114, 198075), (9310, 193905), (9730, 185535), (9765, 184870), (9975, 180978), (10425, 173166), (10602, 170275), (10850, 166383), (11025, 163742), (11970, 150815), (12369, 145950), (12510, 144305), (12927, 139650), (13205, 136710), (13622, 132525), (13671, 132050), (13950, 129409), (13965, 129270), (14595, 123690), (14725, 122598), (15190, 118845), (15846, 113925), (16275, 110922), (16758, 107725), (17514, 103075), (17670, 102165), (18487, 97650), (19530, 92435), (19950, 90489), (20433, 88350), (20615, 87570), (20850, 86583), (21545, 83790), (22050, 81871), (22785, 79230), (23275, 77562), (23769, 75950), (24325, 74214), (24738, 72975), (25854, 69825), (26410, 68355), (26505, 68110), (27342, 66025), (27930, 64635), (28861, 62550), (29190, 61845), (29450, 61299), (29925, 60326), (30163, 59850), (31275, 57722), (32550, 55461), (34055, 53010), (36974, 48825), (37107, 48650), (37975, 47538), (38781, 46550), (39615, 45570), (40866, 44175), (41230, 43785), (41895, 43090)]