131494860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:877

約数の個数: 192

約数和(自身を含む): 479001600

約数和(自身を除く): 347506740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 54, 60, 63, 70, 84, 86, 90, 105, 108, 126, 129, 135, 140, 172, 180, 189, 210, 215, 252, 258, 270, 301, 315, 378, 387, 420, 430, 516, 540, 602, 630, 645, 756, 774, 809, 860, 903, 945, 1161, 1204, 1260, 1290, 1505, 1548, 1618, 1806, 1890, 1935, 2322, 2427, 2580, 2709, 3010, 3236, 3612, 3780, 3870, 4045, 4515, 4644, 4854, 5418, 5663, 5805, 6020, 7281, 7740, 8090, 8127, 9030, 9708, 10836, 11326, 11610, 12135, 13545, 14562, 16180, 16254, 16989, 18060, 21843, 22652, 23220, 24270, 27090, 28315, 29124, 32508, 33978, 34787, 36405, 40635, 43686, 48540, 50967, 54180, 56630, 67956, 69574, 72810, 81270, 84945, 87372, 101934, 104361, 109215, 113260, 139148, 145620, 152901, 162540, 169890, 173935, 203868, 208722, 218430, 243509, 254835, 305802, 313083, 339780, 347870, 417444, 436860, 487018, 509670, 521805, 611604, 626166, 695740, 730527, 764505, 939249, 974036, 1019340, 1043610, 1217545, 1252332, 1461054, 1529010, 1565415, 1878498, 2087220, 2191581, 2435090, 2922108, 3058020, 3130830, 3652635, 3756996, 4383162, 4696245, 4870180, 6261660, 6574743, 7305270, 8766324, 9392490, 10957905, 13149486, 14610540, 18784980, 21915810, 26298972, 32873715, 43831620, 65747430, 131494860]

約数ペア:

[(1, 131494860), (2, 65747430), (3, 43831620), (4, 32873715), (5, 26298972), (6, 21915810), (7, 18784980), (9, 14610540), (10, 13149486), (12, 10957905), (14, 9392490), (15, 8766324), (18, 7305270), (20, 6574743), (21, 6261660), (27, 4870180), (28, 4696245), (30, 4383162), (35, 3756996), (36, 3652635), (42, 3130830), (43, 3058020), (45, 2922108), (54, 2435090), (60, 2191581), (63, 2087220), (70, 1878498), (84, 1565415), (86, 1529010), (90, 1461054), (105, 1252332), (108, 1217545), (126, 1043610), (129, 1019340), (135, 974036), (140, 939249), (172, 764505), (180, 730527), (189, 695740), (210, 626166), (215, 611604), (252, 521805), (258, 509670), (270, 487018), (301, 436860), (315, 417444), (378, 347870), (387, 339780), (420, 313083), (430, 305802), (516, 254835), (540, 243509), (602, 218430), (630, 208722), (645, 203868), (756, 173935), (774, 169890), (809, 162540), (860, 152901), (903, 145620), (945, 139148), (1161, 113260), (1204, 109215), (1260, 104361), (1290, 101934), (1505, 87372), (1548, 84945), (1618, 81270), (1806, 72810), (1890, 69574), (1935, 67956), (2322, 56630), (2427, 54180), (2580, 50967), (2709, 48540), (3010, 43686), (3236, 40635), (3612, 36405), (3780, 34787), (3870, 33978), (4045, 32508), (4515, 29124), (4644, 28315), (4854, 27090), (5418, 24270), (5663, 23220), (5805, 22652), (6020, 21843), (7281, 18060), (7740, 16989), (8090, 16254), (8127, 16180), (9030, 14562), (9708, 13545), (10836, 12135), (11326, 11610)]