220171420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1171}}^1$

素因数の和:1283

約数の個数: 96

約数和(自身を含む): 567060480

約数和(自身を除く): 346889060

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 79, 85, 119, 140, 158, 170, 238, 316, 340, 395, 476, 553, 595, 790, 1106, 1171, 1190, 1343, 1580, 2212, 2342, 2380, 2686, 2765, 4684, 5372, 5530, 5855, 6715, 8197, 9401, 11060, 11710, 13430, 16394, 18802, 19907, 23420, 26860, 32788, 37604, 39814, 40985, 47005, 79628, 81970, 92509, 94010, 99535, 139349, 163940, 185018, 188020, 199070, 278698, 370036, 398140, 462545, 557396, 647563, 696745, 925090, 1295126, 1393490, 1572653, 1850180, 2590252, 2786980, 3145306, 3237815, 6290612, 6475630, 7863265, 11008571, 12951260, 15726530, 22017142, 31453060, 44034284, 55042855, 110085710, 220171420]

約数ペア:

[(1, 220171420), (2, 110085710), (4, 55042855), (5, 44034284), (7, 31453060), (10, 22017142), (14, 15726530), (17, 12951260), (20, 11008571), (28, 7863265), (34, 6475630), (35, 6290612), (68, 3237815), (70, 3145306), (79, 2786980), (85, 2590252), (119, 1850180), (140, 1572653), (158, 1393490), (170, 1295126), (238, 925090), (316, 696745), (340, 647563), (395, 557396), (476, 462545), (553, 398140), (595, 370036), (790, 278698), (1106, 199070), (1171, 188020), (1190, 185018), (1343, 163940), (1580, 139349), (2212, 99535), (2342, 94010), (2380, 92509), (2686, 81970), (2765, 79628), (4684, 47005), (5372, 40985), (5530, 39814), (5855, 37604), (6715, 32788), (8197, 26860), (9401, 23420), (11060, 19907), (11710, 18802), (13430, 16394)]