1728206640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{8923}}^1$

素因数の和:9211

約数の個数: 120

約数和(自身を含む): 5826122640

約数和(自身を除く): 4097916000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 269, 360, 538, 720, 807, 1076, 1345, 1614, 2152, 2421, 2690, 3228, 4035, 4304, 4842, 5380, 6456, 8070, 8923, 9684, 10760, 12105, 12912, 16140, 17846, 19368, 21520, 24210, 26769, 32280, 35692, 38736, 44615, 48420, 53538, 64560, 71384, 80307, 89230, 96840, 107076, 133845, 142768, 160614, 178460, 193680, 214152, 267690, 321228, 356920, 401535, 428304, 535380, 642456, 713840, 803070, 1070760, 1284912, 1606140, 2141520, 2400287, 3212280, 4800574, 6424560, 7200861, 9601148, 12001435, 14401722, 19202296, 21602583, 24002870, 28803444, 36004305, 38404592, 43205166, 48005740, 57606888, 72008610, 86410332, 96011480, 108012915, 115213776, 144017220, 172820664, 192022960, 216025830, 288034440, 345641328, 432051660, 576068880, 864103320, 1728206640]

約数ペア:

[(1, 1728206640), (2, 864103320), (3, 576068880), (4, 432051660), (5, 345641328), (6, 288034440), (8, 216025830), (9, 192022960), (10, 172820664), (12, 144017220), (15, 115213776), (16, 108012915), (18, 96011480), (20, 86410332), (24, 72008610), (30, 57606888), (36, 48005740), (40, 43205166), (45, 38404592), (48, 36004305), (60, 28803444), (72, 24002870), (80, 21602583), (90, 19202296), (120, 14401722), (144, 12001435), (180, 9601148), (240, 7200861), (269, 6424560), (360, 4800574), (538, 3212280), (720, 2400287), (807, 2141520), (1076, 1606140), (1345, 1284912), (1614, 1070760), (2152, 803070), (2421, 713840), (2690, 642456), (3228, 535380), (4035, 428304), (4304, 401535), (4842, 356920), (5380, 321228), (6456, 267690), (8070, 214152), (8923, 193680), (9684, 178460), (10760, 160614), (12105, 142768), (12912, 133845), (16140, 107076), (17846, 96840), (19368, 89230), (21520, 80307), (24210, 71384), (26769, 64560), (32280, 53538), (35692, 48420), (38736, 44615)]