289755240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1571}}^1$

素因数の和:1667

約数の個数: 128

約数和(自身を含む): 916790400

約数和(自身を除く): 627035160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 53, 58, 60, 87, 106, 116, 120, 145, 159, 174, 212, 232, 265, 290, 318, 348, 424, 435, 530, 580, 636, 696, 795, 870, 1060, 1160, 1272, 1537, 1571, 1590, 1740, 2120, 3074, 3142, 3180, 3480, 4611, 4713, 6148, 6284, 6360, 7685, 7855, 9222, 9426, 12296, 12568, 15370, 15710, 18444, 18852, 23055, 23565, 30740, 31420, 36888, 37704, 45559, 46110, 47130, 61480, 62840, 83263, 91118, 92220, 94260, 136677, 166526, 182236, 184440, 188520, 227795, 249789, 273354, 333052, 364472, 416315, 455590, 499578, 546708, 666104, 683385, 832630, 911180, 999156, 1093416, 1248945, 1366770, 1665260, 1822360, 1998312, 2414627, 2497890, 2733540, 3330520, 4829254, 4995780, 5467080, 7243881, 9658508, 9991560, 12073135, 14487762, 19317016, 24146270, 28975524, 36219405, 48292540, 57951048, 72438810, 96585080, 144877620, 289755240]

約数ペア:

[(1, 289755240), (2, 144877620), (3, 96585080), (4, 72438810), (5, 57951048), (6, 48292540), (8, 36219405), (10, 28975524), (12, 24146270), (15, 19317016), (20, 14487762), (24, 12073135), (29, 9991560), (30, 9658508), (40, 7243881), (53, 5467080), (58, 4995780), (60, 4829254), (87, 3330520), (106, 2733540), (116, 2497890), (120, 2414627), (145, 1998312), (159, 1822360), (174, 1665260), (212, 1366770), (232, 1248945), (265, 1093416), (290, 999156), (318, 911180), (348, 832630), (424, 683385), (435, 666104), (530, 546708), (580, 499578), (636, 455590), (696, 416315), (795, 364472), (870, 333052), (1060, 273354), (1160, 249789), (1272, 227795), (1537, 188520), (1571, 184440), (1590, 182236), (1740, 166526), (2120, 136677), (3074, 94260), (3142, 92220), (3180, 91118), (3480, 83263), (4611, 62840), (4713, 61480), (6148, 47130), (6284, 46110), (6360, 45559), (7685, 37704), (7855, 36888), (9222, 31420), (9426, 30740), (12296, 23565), (12568, 23055), (15370, 18852), (15710, 18444)]