65312520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5981}}^1$

素因数の和:6015

約数の個数: 128

約数和(自身を含む): 241194240

約数和(自身を除く): 175881720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 5981, 10920, 11962, 17943, 23924, 29905, 35886, 41867, 47848, 59810, 71772, 77753, 83734, 89715, 119620, 125601, 143544, 155506, 167468, 179430, 209335, 233259, 239240, 251202, 311012, 334936, 358860, 388765, 418670, 466518, 502404, 544271, 622024, 628005, 717720, 777530, 837340, 933036, 1004808, 1088542, 1166295, 1256010, 1555060, 1632813, 1674680, 1866072, 2177084, 2332590, 2512020, 2721355, 3110120, 3265626, 4354168, 4665180, 5024040, 5442710, 6531252, 8164065, 9330360, 10885420, 13062504, 16328130, 21770840, 32656260, 65312520]

約数ペア:

[(1, 65312520), (2, 32656260), (3, 21770840), (4, 16328130), (5, 13062504), (6, 10885420), (7, 9330360), (8, 8164065), (10, 6531252), (12, 5442710), (13, 5024040), (14, 4665180), (15, 4354168), (20, 3265626), (21, 3110120), (24, 2721355), (26, 2512020), (28, 2332590), (30, 2177084), (35, 1866072), (39, 1674680), (40, 1632813), (42, 1555060), (52, 1256010), (56, 1166295), (60, 1088542), (65, 1004808), (70, 933036), (78, 837340), (84, 777530), (91, 717720), (104, 628005), (105, 622024), (120, 544271), (130, 502404), (140, 466518), (156, 418670), (168, 388765), (182, 358860), (195, 334936), (210, 311012), (260, 251202), (273, 239240), (280, 233259), (312, 209335), (364, 179430), (390, 167468), (420, 155506), (455, 143544), (520, 125601), (546, 119620), (728, 89715), (780, 83734), (840, 77753), (910, 71772), (1092, 59810), (1365, 47848), (1560, 41867), (1820, 35886), (2184, 29905), (2730, 23924), (3640, 17943), (5460, 11962), (5981, 10920)]