139568520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12781}}^1$

素因数の和:12815

約数の個数: 128

約数和(自身を含む): 515370240

約数和(自身を除く): 375801720

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, 10920, 12781, 25562, 38343, 51124, 63905, 76686, 89467, 102248, 127810, 153372, 166153, 178934, 191715, 255620, 268401, 306744, 332306, 357868, 383430, 447335, 498459, 511240, 536802, 664612, 715736, 766860, 830765, 894670, 996918, 1073604, 1163071, 1329224, 1342005, 1533720, 1661530, 1789340, 1993836, 2147208, 2326142, 2492295, 2684010, 3323060, 3489213, 3578680, 3987672, 4652284, 4984590, 5368020, 5815355, 6646120, 6978426, 9304568, 9969180, 10736040, 11630710, 13956852, 17446065, 19938360, 23261420, 27913704, 34892130, 46522840, 69784260, 139568520]

約数ペア:

[(1, 139568520), (2, 69784260), (3, 46522840), (4, 34892130), (5, 27913704), (6, 23261420), (7, 19938360), (8, 17446065), (10, 13956852), (12, 11630710), (13, 10736040), (14, 9969180), (15, 9304568), (20, 6978426), (21, 6646120), (24, 5815355), (26, 5368020), (28, 4984590), (30, 4652284), (35, 3987672), (39, 3578680), (40, 3489213), (42, 3323060), (52, 2684010), (56, 2492295), (60, 2326142), (65, 2147208), (70, 1993836), (78, 1789340), (84, 1661530), (91, 1533720), (104, 1342005), (105, 1329224), (120, 1163071), (130, 1073604), (140, 996918), (156, 894670), (168, 830765), (182, 766860), (195, 715736), (210, 664612), (260, 536802), (273, 511240), (280, 498459), (312, 447335), (364, 383430), (390, 357868), (420, 332306), (455, 306744), (520, 268401), (546, 255620), (728, 191715), (780, 178934), (840, 166153), (910, 153372), (1092, 127810), (1365, 102248), (1560, 89467), (1820, 76686), (2184, 63905), (2730, 51124), (3640, 38343), (5460, 25562), (10920, 12781)]