61018020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{613}}^1$

素因数の和:714

約数の個数: 144

約数和(自身を含む): 214556160

約数和(自身を除く): 153538140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 613, 630, 711, 790, 948, 1106, 1185, 1226, 1260, 1422, 1580, 1659, 1839, 2212, 2370, 2452, 2765, 2844, 3065, 3318, 3555, 3678, 4291, 4740, 4977, 5517, 5530, 6130, 6636, 7110, 7356, 8295, 8582, 9195, 9954, 11034, 11060, 12260, 12873, 14220, 16590, 17164, 18390, 19908, 21455, 22068, 24885, 25746, 27585, 33180, 36780, 38619, 42910, 48427, 49770, 51492, 55170, 64365, 77238, 85820, 96854, 99540, 110340, 128730, 145281, 154476, 193095, 193708, 242135, 257460, 290562, 338989, 386190, 435843, 484270, 581124, 677978, 726405, 772380, 871686, 968540, 1016967, 1355956, 1452810, 1694945, 1743372, 2033934, 2179215, 2905620, 3050901, 3389890, 4067868, 4358430, 5084835, 6101802, 6779780, 8716860, 10169670, 12203604, 15254505, 20339340, 30509010, 61018020]

約数ペア:

[(1, 61018020), (2, 30509010), (3, 20339340), (4, 15254505), (5, 12203604), (6, 10169670), (7, 8716860), (9, 6779780), (10, 6101802), (12, 5084835), (14, 4358430), (15, 4067868), (18, 3389890), (20, 3050901), (21, 2905620), (28, 2179215), (30, 2033934), (35, 1743372), (36, 1694945), (42, 1452810), (45, 1355956), (60, 1016967), (63, 968540), (70, 871686), (79, 772380), (84, 726405), (90, 677978), (105, 581124), (126, 484270), (140, 435843), (158, 386190), (180, 338989), (210, 290562), (237, 257460), (252, 242135), (315, 193708), (316, 193095), (395, 154476), (420, 145281), (474, 128730), (553, 110340), (613, 99540), (630, 96854), (711, 85820), (790, 77238), (948, 64365), (1106, 55170), (1185, 51492), (1226, 49770), (1260, 48427), (1422, 42910), (1580, 38619), (1659, 36780), (1839, 33180), (2212, 27585), (2370, 25746), (2452, 24885), (2765, 22068), (2844, 21455), (3065, 19908), (3318, 18390), (3555, 17164), (3678, 16590), (4291, 14220), (4740, 12873), (4977, 12260), (5517, 11060), (5530, 11034), (6130, 9954), (6636, 9195), (7110, 8582), (7356, 8295)]