201369740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:603

約数の個数: 96

約数和(自身を含む): 500834880

約数和(自身を除く): 299465140

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 181, 220, 260, 286, 362, 389, 572, 715, 724, 778, 905, 1430, 1556, 1810, 1945, 1991, 2353, 2860, 3620, 3890, 3982, 4279, 4706, 5057, 7780, 7964, 8558, 9412, 9955, 10114, 11765, 17116, 19910, 20228, 21395, 23530, 25285, 25883, 39820, 42790, 47060, 50570, 51766, 55627, 70409, 85580, 101140, 103532, 111254, 129415, 140818, 222508, 258830, 278135, 281636, 352045, 517660, 556270, 704090, 774499, 915317, 1112540, 1408180, 1548998, 1830634, 3097996, 3661268, 3872495, 4576585, 7744990, 9153170, 10068487, 15489980, 18306340, 20136974, 40273948, 50342435, 100684870, 201369740]

約数ペア:

[(1, 201369740), (2, 100684870), (4, 50342435), (5, 40273948), (10, 20136974), (11, 18306340), (13, 15489980), (20, 10068487), (22, 9153170), (26, 7744990), (44, 4576585), (52, 3872495), (55, 3661268), (65, 3097996), (110, 1830634), (130, 1548998), (143, 1408180), (181, 1112540), (220, 915317), (260, 774499), (286, 704090), (362, 556270), (389, 517660), (572, 352045), (715, 281636), (724, 278135), (778, 258830), (905, 222508), (1430, 140818), (1556, 129415), (1810, 111254), (1945, 103532), (1991, 101140), (2353, 85580), (2860, 70409), (3620, 55627), (3890, 51766), (3982, 50570), (4279, 47060), (4706, 42790), (5057, 39820), (7780, 25883), (7964, 25285), (8558, 23530), (9412, 21395), (9955, 20228), (10114, 19910), (11765, 17116)]