78157170

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3181}}^1$

素因数の和:3217

約数の個数: 128

約数和(自身を含む): 256596480

約数和(自身を除く): 178439310

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 135, 182, 189, 195, 210, 234, 270, 273, 315, 351, 378, 390, 455, 546, 585, 630, 702, 819, 910, 945, 1170, 1365, 1638, 1755, 1890, 2457, 2730, 3181, 3510, 4095, 4914, 6362, 8190, 9543, 12285, 15905, 19086, 22267, 24570, 28629, 31810, 41353, 44534, 47715, 57258, 66801, 82706, 85887, 95430, 111335, 124059, 133602, 143145, 171774, 200403, 206765, 222670, 248118, 286290, 289471, 334005, 372177, 400806, 413530, 429435, 578942, 601209, 620295, 668010, 744354, 858870, 868413, 1002015, 1116531, 1202418, 1240590, 1447355, 1736826, 1860885, 2004030, 2233062, 2605239, 2894710, 3006045, 3721770, 4342065, 5210478, 5582655, 6012090, 7815717, 8684130, 11165310, 13026195, 15631434, 26052390, 39078585, 78157170]

約数ペア:

[(1, 78157170), (2, 39078585), (3, 26052390), (5, 15631434), (6, 13026195), (7, 11165310), (9, 8684130), (10, 7815717), (13, 6012090), (14, 5582655), (15, 5210478), (18, 4342065), (21, 3721770), (26, 3006045), (27, 2894710), (30, 2605239), (35, 2233062), (39, 2004030), (42, 1860885), (45, 1736826), (54, 1447355), (63, 1240590), (65, 1202418), (70, 1116531), (78, 1002015), (90, 868413), (91, 858870), (105, 744354), (117, 668010), (126, 620295), (130, 601209), (135, 578942), (182, 429435), (189, 413530), (195, 400806), (210, 372177), (234, 334005), (270, 289471), (273, 286290), (315, 248118), (351, 222670), (378, 206765), (390, 200403), (455, 171774), (546, 143145), (585, 133602), (630, 124059), (702, 111335), (819, 95430), (910, 85887), (945, 82706), (1170, 66801), (1365, 57258), (1638, 47715), (1755, 44534), (1890, 41353), (2457, 31810), (2730, 28629), (3181, 24570), (3510, 22267), (4095, 19086), (4914, 15905), (6362, 12285), (8190, 9543)]