210979800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 288

約数和(自身を含む): 773760000

約数和(自身を除く): 562780200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 31, 36, 38, 40, 45, 50, 57, 60, 62, 72, 75, 76, 90, 93, 95, 100, 114, 120, 124, 150, 152, 155, 171, 180, 186, 190, 199, 200, 225, 228, 248, 279, 285, 300, 310, 342, 360, 372, 380, 398, 450, 456, 465, 475, 558, 570, 589, 597, 600, 620, 684, 744, 760, 775, 796, 855, 900, 930, 950, 995, 1116, 1140, 1178, 1194, 1240, 1368, 1395, 1425, 1550, 1592, 1710, 1767, 1791, 1800, 1860, 1900, 1990, 2232, 2280, 2325, 2356, 2388, 2790, 2850, 2945, 2985, 3100, 3420, 3534, 3582, 3720, 3781, 3800, 3980, 4275, 4650, 4712, 4776, 4975, 5301, 5580, 5700, 5890, 5970, 6169, 6200, 6840, 6975, 7068, 7164, 7562, 7960, 8550, 8835, 8955, 9300, 9950, 10602, 11160, 11343, 11400, 11780, 11940, 12338, 13950, 14136, 14328, 14725, 14925, 15124, 17100, 17670, 17910, 18507, 18600, 18905, 19900, 21204, 22686, 23560, 23880, 24676, 26505, 27900, 29450, 29850, 30248, 30845, 34029, 34200, 35340, 35820, 37014, 37810, 39800, 42408, 44175, 44775, 45372, 49352, 53010, 55521, 55800, 56715, 58900, 59700, 61690, 68058, 70680, 71640, 74028, 75620, 88350, 89550, 90744, 92535, 94525, 106020, 111042, 113430, 117211, 117800, 119400, 123380, 132525, 136116, 148056, 151240, 154225, 170145, 176700, 179100, 185070, 189050, 212040, 222084, 226860, 234422, 246760, 265050, 272232, 277605, 283575, 308450, 340290, 351633, 353400, 358200, 370140, 378100, 444168, 453720, 462675, 468844, 530100, 555210, 567150, 586055, 616900, 680580, 703266, 740280, 756200, 850725, 925350, 937688, 1054899, 1060200, 1110420, 1134300, 1172110, 1233800, 1361160, 1388025, 1406532, 1701450, 1758165, 1850700, 2109798, 2220840, 2268600, 2344220, 2776050, 2813064, 2930275, 3402900, 3516330, 3701400, 4219596, 4688440, 5274495, 5552100, 5860550, 6805800, 7032660, 8439192, 8790825, 10548990, 11104200, 11721100, 14065320, 17581650, 21097980, 23442200, 26372475, 35163300, 42195960, 52744950, 70326600, 105489900, 210979800]

約数ペア:

[(1, 210979800), (2, 105489900), (3, 70326600), (4, 52744950), (5, 42195960), (6, 35163300), (8, 26372475), (9, 23442200), (10, 21097980), (12, 17581650), (15, 14065320), (18, 11721100), (19, 11104200), (20, 10548990), (24, 8790825), (25, 8439192), (30, 7032660), (31, 6805800), (36, 5860550), (38, 5552100), (40, 5274495), (45, 4688440), (50, 4219596), (57, 3701400), (60, 3516330), (62, 3402900), (72, 2930275), (75, 2813064), (76, 2776050), (90, 2344220), (93, 2268600), (95, 2220840), (100, 2109798), (114, 1850700), (120, 1758165), (124, 1701450), (150, 1406532), (152, 1388025), (155, 1361160), (171, 1233800), (180, 1172110), (186, 1134300), (190, 1110420), (199, 1060200), (200, 1054899), (225, 937688), (228, 925350), (248, 850725), (279, 756200), (285, 740280), (300, 703266), (310, 680580), (342, 616900), (360, 586055), (372, 567150), (380, 555210), (398, 530100), (450, 468844), (456, 462675), (465, 453720), (475, 444168), (558, 378100), (570, 370140), (589, 358200), (597, 353400), (600, 351633), (620, 340290), (684, 308450), (744, 283575), (760, 277605), (775, 272232), (796, 265050), (855, 246760), (900, 234422), (930, 226860), (950, 222084), (995, 212040), (1116, 189050), (1140, 185070), (1178, 179100), (1194, 176700), (1240, 170145), (1368, 154225), (1395, 151240), (1425, 148056), (1550, 136116), (1592, 132525), (1710, 123380), (1767, 119400), (1791, 117800), (1800, 117211), (1860, 113430), (1900, 111042), (1990, 106020), (2232, 94525), (2280, 92535), (2325, 90744), (2356, 89550), (2388, 88350), (2790, 75620), (2850, 74028), (2945, 71640), (2985, 70680), (3100, 68058), (3420, 61690), (3534, 59700), (3582, 58900), (3720, 56715), (3781, 55800), (3800, 55521), (3980, 53010), (4275, 49352), (4650, 45372), (4712, 44775), (4776, 44175), (4975, 42408), (5301, 39800), (5580, 37810), (5700, 37014), (5890, 35820), (5970, 35340), (6169, 34200), (6200, 34029), (6840, 30845), (6975, 30248), (7068, 29850), (7164, 29450), (7562, 27900), (7960, 26505), (8550, 24676), (8835, 23880), (8955, 23560), (9300, 22686), (9950, 21204), (10602, 19900), (11160, 18905), (11343, 18600), (11400, 18507), (11780, 17910), (11940, 17670), (12338, 17100), (13950, 15124), (14136, 14925), (14328, 14725)]