77859240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 243302400

約数和(自身を除く): 165443160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 79, 86, 120, 129, 158, 172, 191, 215, 237, 258, 316, 344, 382, 395, 430, 474, 516, 573, 632, 645, 764, 790, 860, 948, 955, 1032, 1146, 1185, 1290, 1528, 1580, 1720, 1896, 1910, 2292, 2370, 2580, 2865, 3160, 3397, 3820, 4584, 4740, 5160, 5730, 6794, 7640, 8213, 9480, 10191, 11460, 13588, 15089, 16426, 16985, 20382, 22920, 24639, 27176, 30178, 32852, 33970, 40764, 41065, 45267, 49278, 50955, 60356, 65704, 67940, 75445, 81528, 82130, 90534, 98556, 101910, 120712, 123195, 135880, 150890, 164260, 181068, 197112, 203820, 226335, 246390, 301780, 328520, 362136, 407640, 452670, 492780, 603560, 648827, 905340, 985560, 1297654, 1810680, 1946481, 2595308, 3244135, 3892962, 5190616, 6488270, 7785924, 9732405, 12976540, 15571848, 19464810, 25953080, 38929620, 77859240]

約数ペア:

[(1, 77859240), (2, 38929620), (3, 25953080), (4, 19464810), (5, 15571848), (6, 12976540), (8, 9732405), (10, 7785924), (12, 6488270), (15, 5190616), (20, 3892962), (24, 3244135), (30, 2595308), (40, 1946481), (43, 1810680), (60, 1297654), (79, 985560), (86, 905340), (120, 648827), (129, 603560), (158, 492780), (172, 452670), (191, 407640), (215, 362136), (237, 328520), (258, 301780), (316, 246390), (344, 226335), (382, 203820), (395, 197112), (430, 181068), (474, 164260), (516, 150890), (573, 135880), (632, 123195), (645, 120712), (764, 101910), (790, 98556), (860, 90534), (948, 82130), (955, 81528), (1032, 75445), (1146, 67940), (1185, 65704), (1290, 60356), (1528, 50955), (1580, 49278), (1720, 45267), (1896, 41065), (1910, 40764), (2292, 33970), (2370, 32852), (2580, 30178), (2865, 27176), (3160, 24639), (3397, 22920), (3820, 20382), (4584, 16985), (4740, 16426), (5160, 15089), (5730, 13588), (6794, 11460), (7640, 10191), (8213, 9480)]