257488708320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{495323}}^1$

素因数の和:495382

約数の個数: 216

約数和(自身を含む): 927362433816

約数和(自身を除く): 669873725496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 361, 380, 456, 480, 570, 608, 684, 720, 722, 760, 855, 912, 1083, 1140, 1368, 1440, 1444, 1520, 1710, 1805, 1824, 2166, 2280, 2736, 2888, 3040, 3249, 3420, 3610, 4332, 4560, 5415, 5472, 5776, 6498, 6840, 7220, 8664, 9120, 10830, 11552, 12996, 13680, 14440, 16245, 17328, 21660, 25992, 27360, 28880, 32490, 34656, 43320, 51984, 57760, 64980, 86640, 103968, 129960, 173280, 259920, 495323, 519840, 990646, 1485969, 1981292, 2476615, 2971938, 3962584, 4457907, 4953230, 5943876, 7429845, 7925168, 8915814, 9411137, 9906460, 11887752, 14859690, 15850336, 17831628, 18822274, 19812920, 22289535, 23775504, 28233411, 29719380, 35663256, 37644548, 39625840, 44579070, 47055685, 47551008, 56466822, 59438760, 71326512, 75289096, 79251680, 84700233, 89158140, 94111370, 112933644, 118877520, 141167055, 142653024, 150578192, 169400466, 178316280, 178811603, 188222740, 225867288, 237755040, 282334110, 301156384, 338800932, 356632560, 357623206, 376445480, 423501165, 451734576, 536434809, 564668220, 677601864, 713265120, 715246412, 752890960, 847002330, 894058015, 903469152, 1072869618, 1129336440, 1355203728, 1430492824, 1505781920, 1609304427, 1694004660, 1788116030, 2145739236, 2258672880, 2682174045, 2710407456, 2860985648, 3218608854, 3388009320, 3576232060, 4291478472, 4517345760, 5364348090, 5721971296, 6437217708, 6776018640, 7152464120, 8046522135, 8582956944, 10728696180, 12874435416, 13552037280, 14304928240, 16093044270, 17165913888, 21457392360, 25748870832, 28609856480, 32186088540, 42914784720, 51497741664, 64372177080, 85829569440, 128744354160, 257488708320]

約数ペア:

[(1, 257488708320), (2, 128744354160), (3, 85829569440), (4, 64372177080), (5, 51497741664), (6, 42914784720), (8, 32186088540), (9, 28609856480), (10, 25748870832), (12, 21457392360), (15, 17165913888), (16, 16093044270), (18, 14304928240), (19, 13552037280), (20, 12874435416), (24, 10728696180), (30, 8582956944), (32, 8046522135), (36, 7152464120), (38, 6776018640), (40, 6437217708), (45, 5721971296), (48, 5364348090), (57, 4517345760), (60, 4291478472), (72, 3576232060), (76, 3388009320), (80, 3218608854), (90, 2860985648), (95, 2710407456), (96, 2682174045), (114, 2258672880), (120, 2145739236), (144, 1788116030), (152, 1694004660), (160, 1609304427), (171, 1505781920), (180, 1430492824), (190, 1355203728), (228, 1129336440), (240, 1072869618), (285, 903469152), (288, 894058015), (304, 847002330), (342, 752890960), (360, 715246412), (361, 713265120), (380, 677601864), (456, 564668220), (480, 536434809), (570, 451734576), (608, 423501165), (684, 376445480), (720, 357623206), (722, 356632560), (760, 338800932), (855, 301156384), (912, 282334110), (1083, 237755040), (1140, 225867288), (1368, 188222740), (1440, 178811603), (1444, 178316280), (1520, 169400466), (1710, 150578192), (1805, 142653024), (1824, 141167055), (2166, 118877520), (2280, 112933644), (2736, 94111370), (2888, 89158140), (3040, 84700233), (3249, 79251680), (3420, 75289096), (3610, 71326512), (4332, 59438760), (4560, 56466822), (5415, 47551008), (5472, 47055685), (5776, 44579070), (6498, 39625840), (6840, 37644548), (7220, 35663256), (8664, 29719380), (9120, 28233411), (10830, 23775504), (11552, 22289535), (12996, 19812920), (13680, 18822274), (14440, 17831628), (16245, 15850336), (17328, 14859690), (21660, 11887752), (25992, 9906460), (27360, 9411137), (28880, 8915814), (32490, 7925168), (34656, 7429845), (43320, 5943876), (51984, 4953230), (57760, 4457907), (64980, 3962584), (86640, 2971938), (103968, 2476615), (129960, 1981292), (173280, 1485969), (259920, 990646), (495323, 519840)]