126169840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 301855680

約数和(自身を除く): 175685840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 97, 142, 194, 229, 284, 355, 388, 458, 485, 568, 710, 776, 916, 970, 1136, 1145, 1420, 1552, 1832, 1940, 2290, 2840, 3664, 3880, 4580, 5680, 6887, 7760, 9160, 13774, 16259, 18320, 22213, 27548, 32518, 34435, 44426, 55096, 65036, 68870, 81295, 88852, 110192, 111065, 130072, 137740, 162590, 177704, 222130, 260144, 275480, 325180, 355408, 444260, 550960, 650360, 888520, 1300720, 1577123, 1777040, 3154246, 6308492, 7885615, 12616984, 15771230, 25233968, 31542460, 63084920, 126169840]

約数ペア:

[(1, 126169840), (2, 63084920), (4, 31542460), (5, 25233968), (8, 15771230), (10, 12616984), (16, 7885615), (20, 6308492), (40, 3154246), (71, 1777040), (80, 1577123), (97, 1300720), (142, 888520), (194, 650360), (229, 550960), (284, 444260), (355, 355408), (388, 325180), (458, 275480), (485, 260144), (568, 222130), (710, 177704), (776, 162590), (916, 137740), (970, 130072), (1136, 111065), (1145, 110192), (1420, 88852), (1552, 81295), (1832, 68870), (1940, 65036), (2290, 55096), (2840, 44426), (3664, 34435), (3880, 32518), (4580, 27548), (5680, 22213), (6887, 18320), (7760, 16259), (9160, 13774)]