221427440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9257}}^1$

素因数の和:9306

約数の個数: 80

約数和(自身を含む): 578587968

約数和(自身を除く): 357160528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 4784, 5980, 9257, 11960, 18514, 23920, 37028, 46285, 74056, 92570, 120341, 148112, 185140, 212911, 240682, 370280, 425822, 481364, 601705, 740560, 851644, 962728, 1064555, 1203410, 1703288, 1925456, 2129110, 2406820, 2767843, 3406576, 4258220, 4813640, 5535686, 8516440, 9627280, 11071372, 13839215, 17032880, 22142744, 27678430, 44285488, 55356860, 110713720, 221427440]

約数ペア:

[(1, 221427440), (2, 110713720), (4, 55356860), (5, 44285488), (8, 27678430), (10, 22142744), (13, 17032880), (16, 13839215), (20, 11071372), (23, 9627280), (26, 8516440), (40, 5535686), (46, 4813640), (52, 4258220), (65, 3406576), (80, 2767843), (92, 2406820), (104, 2129110), (115, 1925456), (130, 1703288), (184, 1203410), (208, 1064555), (230, 962728), (260, 851644), (299, 740560), (368, 601705), (460, 481364), (520, 425822), (598, 370280), (920, 240682), (1040, 212911), (1196, 185140), (1495, 148112), (1840, 120341), (2392, 92570), (2990, 74056), (4784, 46285), (5980, 37028), (9257, 23920), (11960, 18514)]