321634300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 811948032

約数和(自身を除く): 490313732

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 31, 46, 50, 52, 62, 65, 92, 100, 115, 124, 130, 155, 230, 260, 299, 310, 325, 347, 403, 460, 575, 598, 620, 650, 694, 713, 775, 806, 1150, 1196, 1300, 1388, 1426, 1495, 1550, 1612, 1735, 2015, 2300, 2852, 2990, 3100, 3470, 3565, 4030, 4511, 5980, 6940, 7130, 7475, 7981, 8060, 8675, 9022, 9269, 10075, 10757, 14260, 14950, 15962, 17350, 17825, 18044, 18538, 20150, 21514, 22555, 29900, 31924, 34700, 35650, 37076, 39905, 40300, 43028, 45110, 46345, 53785, 71300, 79810, 90220, 92690, 103753, 107570, 112775, 139841, 159620, 185380, 199525, 207506, 215140, 225550, 231725, 247411, 268925, 279682, 399050, 415012, 451100, 463450, 494822, 518765, 537850, 559364, 699205, 798100, 926900, 989644, 1037530, 1075700, 1237055, 1398410, 2075060, 2474110, 2593825, 2796820, 3216343, 3496025, 4948220, 5187650, 6185275, 6432686, 6992050, 10375300, 12370550, 12865372, 13984100, 16081715, 24741100, 32163430, 64326860, 80408575, 160817150, 321634300]

約数ペア:

[(1, 321634300), (2, 160817150), (4, 80408575), (5, 64326860), (10, 32163430), (13, 24741100), (20, 16081715), (23, 13984100), (25, 12865372), (26, 12370550), (31, 10375300), (46, 6992050), (50, 6432686), (52, 6185275), (62, 5187650), (65, 4948220), (92, 3496025), (100, 3216343), (115, 2796820), (124, 2593825), (130, 2474110), (155, 2075060), (230, 1398410), (260, 1237055), (299, 1075700), (310, 1037530), (325, 989644), (347, 926900), (403, 798100), (460, 699205), (575, 559364), (598, 537850), (620, 518765), (650, 494822), (694, 463450), (713, 451100), (775, 415012), (806, 399050), (1150, 279682), (1196, 268925), (1300, 247411), (1388, 231725), (1426, 225550), (1495, 215140), (1550, 207506), (1612, 199525), (1735, 185380), (2015, 159620), (2300, 139841), (2852, 112775), (2990, 107570), (3100, 103753), (3470, 92690), (3565, 90220), (4030, 79810), (4511, 71300), (5980, 53785), (6940, 46345), (7130, 45110), (7475, 43028), (7981, 40300), (8060, 39905), (8675, 37076), (9022, 35650), (9269, 34700), (10075, 31924), (10757, 29900), (14260, 22555), (14950, 21514), (15962, 20150), (17350, 18538), (17825, 18044)]