1987010280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{467}}^1$

素因数の和:760

約数の個数: 192

約数和(自身を含む): 6623285760

約数和(自身を除く): 4636275480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 53, 60, 72, 90, 106, 120, 159, 180, 212, 223, 265, 318, 360, 424, 446, 467, 477, 530, 636, 669, 795, 892, 934, 954, 1060, 1115, 1272, 1338, 1401, 1590, 1784, 1868, 1908, 2007, 2120, 2230, 2335, 2385, 2676, 2802, 3180, 3345, 3736, 3816, 4014, 4203, 4460, 4670, 4770, 5352, 5604, 6360, 6690, 7005, 8028, 8406, 8920, 9340, 9540, 10035, 11208, 11819, 13380, 14010, 16056, 16812, 18680, 19080, 20070, 21015, 23638, 24751, 26760, 28020, 33624, 35457, 40140, 42030, 47276, 49502, 56040, 59095, 70914, 74253, 80280, 84060, 94552, 99004, 104141, 106371, 118190, 123755, 141828, 148506, 168120, 177285, 198008, 208282, 212742, 222759, 236380, 247510, 283656, 297012, 312423, 354570, 371265, 416564, 425484, 445518, 472760, 495020, 520705, 531855, 594024, 624846, 709140, 742530, 833128, 850968, 891036, 937269, 990040, 1041410, 1063710, 1113795, 1249692, 1418280, 1485060, 1562115, 1782072, 1874538, 2082820, 2127420, 2227590, 2499384, 2970120, 3124230, 3749076, 4165640, 4254840, 4455180, 4686345, 5519473, 6248460, 7498152, 8910360, 9372690, 11038946, 12496920, 16558419, 18745380, 22077892, 27597365, 33116838, 37490760, 44155784, 49675257, 55194730, 66233676, 82792095, 99350514, 110389460, 132467352, 165584190, 198701028, 220778920, 248376285, 331168380, 397402056, 496752570, 662336760, 993505140, 1987010280]

約数ペア:

[(1, 1987010280), (2, 993505140), (3, 662336760), (4, 496752570), (5, 397402056), (6, 331168380), (8, 248376285), (9, 220778920), (10, 198701028), (12, 165584190), (15, 132467352), (18, 110389460), (20, 99350514), (24, 82792095), (30, 66233676), (36, 55194730), (40, 49675257), (45, 44155784), (53, 37490760), (60, 33116838), (72, 27597365), (90, 22077892), (106, 18745380), (120, 16558419), (159, 12496920), (180, 11038946), (212, 9372690), (223, 8910360), (265, 7498152), (318, 6248460), (360, 5519473), (424, 4686345), (446, 4455180), (467, 4254840), (477, 4165640), (530, 3749076), (636, 3124230), (669, 2970120), (795, 2499384), (892, 2227590), (934, 2127420), (954, 2082820), (1060, 1874538), (1115, 1782072), (1272, 1562115), (1338, 1485060), (1401, 1418280), (1590, 1249692), (1784, 1113795), (1868, 1063710), (1908, 1041410), (2007, 990040), (2120, 937269), (2230, 891036), (2335, 850968), (2385, 833128), (2676, 742530), (2802, 709140), (3180, 624846), (3345, 594024), (3736, 531855), (3816, 520705), (4014, 495020), (4203, 472760), (4460, 445518), (4670, 425484), (4770, 416564), (5352, 371265), (5604, 354570), (6360, 312423), (6690, 297012), (7005, 283656), (8028, 247510), (8406, 236380), (8920, 222759), (9340, 212742), (9540, 208282), (10035, 198008), (11208, 177285), (11819, 168120), (13380, 148506), (14010, 141828), (16056, 123755), (16812, 118190), (18680, 106371), (19080, 104141), (20070, 99004), (21015, 94552), (23638, 84060), (24751, 80280), (26760, 74253), (28020, 70914), (33624, 59095), (35457, 56040), (40140, 49502), (42030, 47276)]