280303920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29947}}^1$

素因数の和:29979

約数の個数: 120

約数和(自身を含む): 1013799696

約数和(自身を除く): 733495776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 29947, 59894, 89841, 119788, 149735, 179682, 239576, 269523, 299470, 359364, 389311, 449205, 479152, 539046, 598940, 718728, 778622, 898410, 1078092, 1167933, 1197880, 1347615, 1437456, 1557244, 1796820, 1946555, 2156184, 2335866, 2395760, 2695230, 3114488, 3503799, 3593640, 3893110, 4312368, 4671732, 5390460, 5839665, 6228976, 7007598, 7187280, 7786220, 9343464, 10780920, 11679330, 14015196, 15572440, 17518995, 18686928, 21561840, 23358660, 28030392, 31144880, 35037990, 46717320, 56060784, 70075980, 93434640, 140151960, 280303920]

約数ペア:

[(1, 280303920), (2, 140151960), (3, 93434640), (4, 70075980), (5, 56060784), (6, 46717320), (8, 35037990), (9, 31144880), (10, 28030392), (12, 23358660), (13, 21561840), (15, 18686928), (16, 17518995), (18, 15572440), (20, 14015196), (24, 11679330), (26, 10780920), (30, 9343464), (36, 7786220), (39, 7187280), (40, 7007598), (45, 6228976), (48, 5839665), (52, 5390460), (60, 4671732), (65, 4312368), (72, 3893110), (78, 3593640), (80, 3503799), (90, 3114488), (104, 2695230), (117, 2395760), (120, 2335866), (130, 2156184), (144, 1946555), (156, 1796820), (180, 1557244), (195, 1437456), (208, 1347615), (234, 1197880), (240, 1167933), (260, 1078092), (312, 898410), (360, 778622), (390, 718728), (468, 598940), (520, 539046), (585, 479152), (624, 449205), (720, 389311), (780, 359364), (936, 299470), (1040, 269523), (1170, 239576), (1560, 179682), (1872, 149735), (2340, 119788), (3120, 89841), (4680, 59894), (9360, 29947)]