261248040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5297}}^1$

素因数の和:5451

約数の個数: 96

約数和(自身を含む): 855415080

約数和(自身を除く): 594167040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 137, 180, 274, 360, 411, 548, 685, 822, 1096, 1233, 1370, 1644, 2055, 2466, 2740, 3288, 4110, 4932, 5297, 5480, 6165, 8220, 9864, 10594, 12330, 15891, 16440, 21188, 24660, 26485, 31782, 42376, 47673, 49320, 52970, 63564, 79455, 95346, 105940, 127128, 158910, 190692, 211880, 238365, 317820, 381384, 476730, 635640, 725689, 953460, 1451378, 1906920, 2177067, 2902756, 3628445, 4354134, 5805512, 6531201, 7256890, 8708268, 10885335, 13062402, 14513780, 17416536, 21770670, 26124804, 29027560, 32656005, 43541340, 52249608, 65312010, 87082680, 130624020, 261248040]

約数ペア:

[(1, 261248040), (2, 130624020), (3, 87082680), (4, 65312010), (5, 52249608), (6, 43541340), (8, 32656005), (9, 29027560), (10, 26124804), (12, 21770670), (15, 17416536), (18, 14513780), (20, 13062402), (24, 10885335), (30, 8708268), (36, 7256890), (40, 6531201), (45, 5805512), (60, 4354134), (72, 3628445), (90, 2902756), (120, 2177067), (137, 1906920), (180, 1451378), (274, 953460), (360, 725689), (411, 635640), (548, 476730), (685, 381384), (822, 317820), (1096, 238365), (1233, 211880), (1370, 190692), (1644, 158910), (2055, 127128), (2466, 105940), (2740, 95346), (3288, 79455), (4110, 63564), (4932, 52970), (5297, 49320), (5480, 47673), (6165, 42376), (8220, 31782), (9864, 26485), (10594, 24660), (12330, 21188), (15891, 16440)]