280157850

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 288

約数和(自身を含む): 940892160

約数和(自身を除く): 660734310

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 25, 30, 31, 35, 38, 42, 45, 50, 57, 62, 63, 70, 75, 90, 93, 95, 105, 114, 126, 133, 150, 151, 155, 171, 175, 186, 190, 210, 217, 225, 266, 279, 285, 302, 310, 315, 342, 350, 399, 434, 450, 453, 465, 475, 525, 558, 570, 589, 630, 651, 665, 755, 775, 798, 855, 906, 930, 950, 1050, 1057, 1085, 1178, 1197, 1302, 1330, 1359, 1395, 1425, 1510, 1550, 1575, 1710, 1767, 1953, 1995, 2114, 2170, 2265, 2325, 2394, 2718, 2790, 2850, 2869, 2945, 3150, 3171, 3255, 3325, 3534, 3775, 3906, 3990, 4123, 4275, 4530, 4650, 4681, 5285, 5301, 5425, 5738, 5890, 5985, 6342, 6510, 6650, 6795, 6975, 7550, 8246, 8550, 8607, 8835, 9362, 9513, 9765, 9975, 10570, 10602, 10850, 11325, 11970, 12369, 13590, 13950, 14043, 14345, 14725, 15855, 16275, 17214, 17670, 19026, 19530, 19950, 20083, 20615, 22650, 23405, 24738, 25821, 26425, 26505, 28086, 28690, 29450, 29925, 31710, 32550, 32767, 33975, 37107, 40166, 41230, 42129, 43035, 44175, 46810, 47565, 48825, 51642, 52850, 53010, 59850, 60249, 61845, 65534, 67950, 70215, 71725, 74214, 79275, 84258, 86070, 88350, 88939, 95130, 97650, 98301, 100415, 103075, 117025, 120498, 123690, 129105, 132525, 140430, 143450, 158550, 163835, 177878, 180747, 185535, 196602, 200830, 206150, 210645, 215175, 234050, 237825, 258210, 265050, 266817, 294903, 301245, 309225, 327670, 351075, 361494, 371070, 421290, 430350, 444695, 475650, 491505, 502075, 533634, 589806, 602490, 618450, 622573, 645525, 702150, 800451, 819175, 889390, 903735, 927675, 983010, 1004150, 1053225, 1245146, 1291050, 1334085, 1474515, 1506225, 1600902, 1638350, 1807470, 1855350, 1867719, 2106450, 2223475, 2457525, 2668170, 2949030, 3012450, 3112865, 3735438, 4002255, 4446950, 4518675, 4915050, 5603157, 6225730, 6670425, 7372575, 8004510, 9037350, 9338595, 11206314, 13340850, 14745150, 15564325, 18677190, 20011275, 28015785, 31128650, 40022550, 46692975, 56031570, 93385950, 140078925, 280157850]

約数ペア:

[(1, 280157850), (2, 140078925), (3, 93385950), (5, 56031570), (6, 46692975), (7, 40022550), (9, 31128650), (10, 28015785), (14, 20011275), (15, 18677190), (18, 15564325), (19, 14745150), (21, 13340850), (25, 11206314), (30, 9338595), (31, 9037350), (35, 8004510), (38, 7372575), (42, 6670425), (45, 6225730), (50, 5603157), (57, 4915050), (62, 4518675), (63, 4446950), (70, 4002255), (75, 3735438), (90, 3112865), (93, 3012450), (95, 2949030), (105, 2668170), (114, 2457525), (126, 2223475), (133, 2106450), (150, 1867719), (151, 1855350), (155, 1807470), (171, 1638350), (175, 1600902), (186, 1506225), (190, 1474515), (210, 1334085), (217, 1291050), (225, 1245146), (266, 1053225), (279, 1004150), (285, 983010), (302, 927675), (310, 903735), (315, 889390), (342, 819175), (350, 800451), (399, 702150), (434, 645525), (450, 622573), (453, 618450), (465, 602490), (475, 589806), (525, 533634), (558, 502075), (570, 491505), (589, 475650), (630, 444695), (651, 430350), (665, 421290), (755, 371070), (775, 361494), (798, 351075), (855, 327670), (906, 309225), (930, 301245), (950, 294903), (1050, 266817), (1057, 265050), (1085, 258210), (1178, 237825), (1197, 234050), (1302, 215175), (1330, 210645), (1359, 206150), (1395, 200830), (1425, 196602), (1510, 185535), (1550, 180747), (1575, 177878), (1710, 163835), (1767, 158550), (1953, 143450), (1995, 140430), (2114, 132525), (2170, 129105), (2265, 123690), (2325, 120498), (2394, 117025), (2718, 103075), (2790, 100415), (2850, 98301), (2869, 97650), (2945, 95130), (3150, 88939), (3171, 88350), (3255, 86070), (3325, 84258), (3534, 79275), (3775, 74214), (3906, 71725), (3990, 70215), (4123, 67950), (4275, 65534), (4530, 61845), (4650, 60249), (4681, 59850), (5285, 53010), (5301, 52850), (5425, 51642), (5738, 48825), (5890, 47565), (5985, 46810), (6342, 44175), (6510, 43035), (6650, 42129), (6795, 41230), (6975, 40166), (7550, 37107), (8246, 33975), (8550, 32767), (8607, 32550), (8835, 31710), (9362, 29925), (9513, 29450), (9765, 28690), (9975, 28086), (10570, 26505), (10602, 26425), (10850, 25821), (11325, 24738), (11970, 23405), (12369, 22650), (13590, 20615), (13950, 20083), (14043, 19950), (14345, 19530), (14725, 19026), (15855, 17670), (16275, 17214)]