1570294640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:391

約数の個数: 160

約数和(自身を含む): 3959746560

約数和(自身を除く): 2389451920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 80, 86, 89, 92, 115, 172, 178, 184, 215, 223, 230, 344, 356, 368, 430, 445, 446, 460, 688, 712, 860, 890, 892, 920, 989, 1115, 1424, 1720, 1780, 1784, 1840, 1978, 2047, 2230, 3440, 3560, 3568, 3827, 3956, 4094, 4460, 4945, 5129, 7120, 7654, 7912, 8188, 8920, 9589, 9890, 10235, 10258, 15308, 15824, 16376, 17840, 19135, 19178, 19780, 19847, 20470, 20516, 25645, 30616, 32752, 38270, 38356, 39560, 39694, 40940, 41032, 47945, 51290, 61232, 76540, 76712, 79120, 79388, 81880, 82064, 88021, 95890, 99235, 102580, 153080, 153424, 158776, 163760, 176042, 191780, 198470, 205160, 220547, 306160, 317552, 352084, 383560, 396940, 410320, 440105, 441094, 456481, 704168, 767120, 793880, 853421, 880210, 882188, 912962, 1102735, 1408336, 1587760, 1706842, 1760420, 1764376, 1825924, 2205470, 2282405, 3413684, 3520840, 3528752, 3651848, 4267105, 4410940, 4564810, 6827368, 7041680, 7303696, 8534210, 8821880, 9129620, 13654736, 17068420, 17643760, 18259240, 19628683, 34136840, 36518480, 39257366, 68273680, 78514732, 98143415, 157029464, 196286830, 314058928, 392573660, 785147320, 1570294640]

約数ペア:

[(1, 1570294640), (2, 785147320), (4, 392573660), (5, 314058928), (8, 196286830), (10, 157029464), (16, 98143415), (20, 78514732), (23, 68273680), (40, 39257366), (43, 36518480), (46, 34136840), (80, 19628683), (86, 18259240), (89, 17643760), (92, 17068420), (115, 13654736), (172, 9129620), (178, 8821880), (184, 8534210), (215, 7303696), (223, 7041680), (230, 6827368), (344, 4564810), (356, 4410940), (368, 4267105), (430, 3651848), (445, 3528752), (446, 3520840), (460, 3413684), (688, 2282405), (712, 2205470), (860, 1825924), (890, 1764376), (892, 1760420), (920, 1706842), (989, 1587760), (1115, 1408336), (1424, 1102735), (1720, 912962), (1780, 882188), (1784, 880210), (1840, 853421), (1978, 793880), (2047, 767120), (2230, 704168), (3440, 456481), (3560, 441094), (3568, 440105), (3827, 410320), (3956, 396940), (4094, 383560), (4460, 352084), (4945, 317552), (5129, 306160), (7120, 220547), (7654, 205160), (7912, 198470), (8188, 191780), (8920, 176042), (9589, 163760), (9890, 158776), (10235, 153424), (10258, 153080), (15308, 102580), (15824, 99235), (16376, 95890), (17840, 88021), (19135, 82064), (19178, 81880), (19780, 79388), (19847, 79120), (20470, 76712), (20516, 76540), (25645, 61232), (30616, 51290), (32752, 47945), (38270, 41032), (38356, 40940), (39560, 39694)]