20880477360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{367097}}^1$

素因数の和:367195

約数の個数: 120

約数和(自身を含む): 71011437120

約数和(自身を除く): 50130959760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 3792, 4740, 5688, 6320, 7110, 9480, 11376, 14220, 18960, 28440, 56880, 367097, 734194, 1101291, 1468388, 1835485, 2202582, 2936776, 3303873, 3670970, 4405164, 5506455, 5873552, 6607746, 7341940, 8810328, 11012910, 13215492, 14683880, 16519365, 17620656, 22025820, 26430984, 29000663, 29367760, 33038730, 44051640, 52861968, 58001326, 66077460, 87001989, 88103280, 116002652, 132154920, 145003315, 174003978, 232005304, 261005967, 264309840, 290006630, 348007956, 435009945, 464010608, 522011934, 580013260, 696015912, 870019890, 1044023868, 1160026520, 1305029835, 1392031824, 1740039780, 2088047736, 2320053040, 2610059670, 3480079560, 4176095472, 5220119340, 6960159120, 10440238680, 20880477360]

約数ペア:

[(1, 20880477360), (2, 10440238680), (3, 6960159120), (4, 5220119340), (5, 4176095472), (6, 3480079560), (8, 2610059670), (9, 2320053040), (10, 2088047736), (12, 1740039780), (15, 1392031824), (16, 1305029835), (18, 1160026520), (20, 1044023868), (24, 870019890), (30, 696015912), (36, 580013260), (40, 522011934), (45, 464010608), (48, 435009945), (60, 348007956), (72, 290006630), (79, 264309840), (80, 261005967), (90, 232005304), (120, 174003978), (144, 145003315), (158, 132154920), (180, 116002652), (237, 88103280), (240, 87001989), (316, 66077460), (360, 58001326), (395, 52861968), (474, 44051640), (632, 33038730), (711, 29367760), (720, 29000663), (790, 26430984), (948, 22025820), (1185, 17620656), (1264, 16519365), (1422, 14683880), (1580, 13215492), (1896, 11012910), (2370, 8810328), (2844, 7341940), (3160, 6607746), (3555, 5873552), (3792, 5506455), (4740, 4405164), (5688, 3670970), (6320, 3303873), (7110, 2936776), (9480, 2202582), (11376, 1835485), (14220, 1468388), (18960, 1101291), (28440, 734194), (56880, 367097)]