129411780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 372556800

約数和(自身を除く): 243145020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 139, 177, 236, 263, 278, 295, 354, 417, 526, 556, 590, 695, 708, 789, 834, 885, 1052, 1180, 1315, 1390, 1578, 1668, 1770, 2085, 2630, 2780, 3156, 3540, 3945, 4170, 5260, 7890, 8201, 8340, 15517, 15780, 16402, 24603, 31034, 32804, 36557, 41005, 46551, 49206, 62068, 73114, 77585, 82010, 93102, 98412, 109671, 123015, 146228, 155170, 164020, 182785, 186204, 219342, 232755, 246030, 310340, 365570, 438684, 465510, 492060, 548355, 731140, 931020, 1096710, 2156863, 2193420, 4313726, 6470589, 8627452, 10784315, 12941178, 21568630, 25882356, 32352945, 43137260, 64705890, 129411780]

約数ペア:

[(1, 129411780), (2, 64705890), (3, 43137260), (4, 32352945), (5, 25882356), (6, 21568630), (10, 12941178), (12, 10784315), (15, 8627452), (20, 6470589), (30, 4313726), (59, 2193420), (60, 2156863), (118, 1096710), (139, 931020), (177, 731140), (236, 548355), (263, 492060), (278, 465510), (295, 438684), (354, 365570), (417, 310340), (526, 246030), (556, 232755), (590, 219342), (695, 186204), (708, 182785), (789, 164020), (834, 155170), (885, 146228), (1052, 123015), (1180, 109671), (1315, 98412), (1390, 93102), (1578, 82010), (1668, 77585), (1770, 73114), (2085, 62068), (2630, 49206), (2780, 46551), (3156, 41005), (3540, 36557), (3945, 32804), (4170, 31034), (5260, 24603), (7890, 16402), (8201, 15780), (8340, 15517)]