253659640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:341

約数の個数: 128

約数和(自身を含む): 650280960

約数和(自身を除く): 396621320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 127, 130, 167, 184, 230, 254, 260, 299, 334, 460, 508, 520, 598, 635, 668, 835, 920, 1016, 1196, 1270, 1336, 1495, 1651, 1670, 2171, 2392, 2540, 2921, 2990, 3302, 3340, 3841, 4342, 5080, 5842, 5980, 6604, 6680, 7682, 8255, 8684, 10855, 11684, 11960, 13208, 14605, 15364, 16510, 17368, 19205, 21209, 21710, 23368, 29210, 30728, 33020, 37973, 38410, 42418, 43420, 49933, 58420, 66040, 75946, 76820, 84836, 86840, 99866, 106045, 116840, 151892, 153640, 169672, 189865, 199732, 212090, 249665, 275717, 303784, 379730, 399464, 424180, 487807, 499330, 551434, 759460, 848360, 975614, 998660, 1102868, 1378585, 1518920, 1951228, 1997320, 2205736, 2439035, 2757170, 3902456, 4878070, 5514340, 6341491, 9756140, 11028680, 12682982, 19512280, 25365964, 31707455, 50731928, 63414910, 126829820, 253659640]

約数ペア:

[(1, 253659640), (2, 126829820), (4, 63414910), (5, 50731928), (8, 31707455), (10, 25365964), (13, 19512280), (20, 12682982), (23, 11028680), (26, 9756140), (40, 6341491), (46, 5514340), (52, 4878070), (65, 3902456), (92, 2757170), (104, 2439035), (115, 2205736), (127, 1997320), (130, 1951228), (167, 1518920), (184, 1378585), (230, 1102868), (254, 998660), (260, 975614), (299, 848360), (334, 759460), (460, 551434), (508, 499330), (520, 487807), (598, 424180), (635, 399464), (668, 379730), (835, 303784), (920, 275717), (1016, 249665), (1196, 212090), (1270, 199732), (1336, 189865), (1495, 169672), (1651, 153640), (1670, 151892), (2171, 116840), (2392, 106045), (2540, 99866), (2921, 86840), (2990, 84836), (3302, 76820), (3340, 75946), (3841, 66040), (4342, 58420), (5080, 49933), (5842, 43420), (5980, 42418), (6604, 38410), (6680, 37973), (7682, 33020), (8255, 30728), (8684, 29210), (10855, 23368), (11684, 21710), (11960, 21209), (13208, 19205), (14605, 17368), (15364, 16510)]