72436560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43117}}^1$

素因数の和:43140

約数の個数: 80

約数和(自身を含む): 256638336

約数和(自身を除く): 184201776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 43117, 86234, 129351, 172468, 215585, 258702, 301819, 344936, 431170, 517404, 603638, 646755, 689872, 862340, 905457, 1034808, 1207276, 1293510, 1509095, 1724680, 1810914, 2069616, 2414552, 2587020, 3018190, 3449360, 3621828, 4527285, 4829104, 5174040, 6036380, 7243656, 9054570, 10348080, 12072760, 14487312, 18109140, 24145520, 36218280, 72436560]

約数ペア:

[(1, 72436560), (2, 36218280), (3, 24145520), (4, 18109140), (5, 14487312), (6, 12072760), (7, 10348080), (8, 9054570), (10, 7243656), (12, 6036380), (14, 5174040), (15, 4829104), (16, 4527285), (20, 3621828), (21, 3449360), (24, 3018190), (28, 2587020), (30, 2414552), (35, 2069616), (40, 1810914), (42, 1724680), (48, 1509095), (56, 1293510), (60, 1207276), (70, 1034808), (80, 905457), (84, 862340), (105, 689872), (112, 646755), (120, 603638), (140, 517404), (168, 431170), (210, 344936), (240, 301819), (280, 258702), (336, 215585), (420, 172468), (560, 129351), (840, 86234), (1680, 43117)]