53908020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 176117760

約数和(自身を除く): 122209740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 79, 85, 90, 102, 153, 158, 170, 180, 204, 223, 237, 255, 306, 316, 340, 395, 446, 474, 510, 612, 669, 711, 765, 790, 892, 948, 1020, 1115, 1185, 1338, 1343, 1422, 1530, 1580, 2007, 2230, 2370, 2676, 2686, 2844, 3060, 3345, 3555, 3791, 4014, 4029, 4460, 4740, 5372, 6690, 6715, 7110, 7582, 8028, 8058, 10035, 11373, 12087, 13380, 13430, 14220, 15164, 16116, 17617, 18955, 20070, 20145, 22746, 24174, 26860, 34119, 35234, 37910, 40140, 40290, 45492, 48348, 52851, 56865, 60435, 68238, 70468, 75820, 80580, 88085, 105702, 113730, 120870, 136476, 158553, 170595, 176170, 211404, 227460, 241740, 264255, 299489, 317106, 341190, 352340, 528510, 598978, 634212, 682380, 792765, 898467, 1057020, 1197956, 1497445, 1585530, 1796934, 2695401, 2994890, 3171060, 3593868, 4492335, 5390802, 5989780, 8984670, 10781604, 13477005, 17969340, 26954010, 53908020]

約数ペア:

[(1, 53908020), (2, 26954010), (3, 17969340), (4, 13477005), (5, 10781604), (6, 8984670), (9, 5989780), (10, 5390802), (12, 4492335), (15, 3593868), (17, 3171060), (18, 2994890), (20, 2695401), (30, 1796934), (34, 1585530), (36, 1497445), (45, 1197956), (51, 1057020), (60, 898467), (68, 792765), (79, 682380), (85, 634212), (90, 598978), (102, 528510), (153, 352340), (158, 341190), (170, 317106), (180, 299489), (204, 264255), (223, 241740), (237, 227460), (255, 211404), (306, 176170), (316, 170595), (340, 158553), (395, 136476), (446, 120870), (474, 113730), (510, 105702), (612, 88085), (669, 80580), (711, 75820), (765, 70468), (790, 68238), (892, 60435), (948, 56865), (1020, 52851), (1115, 48348), (1185, 45492), (1338, 40290), (1343, 40140), (1422, 37910), (1530, 35234), (1580, 34119), (2007, 26860), (2230, 24174), (2370, 22746), (2676, 20145), (2686, 20070), (2844, 18955), (3060, 17617), (3345, 16116), (3555, 15164), (3791, 14220), (4014, 13430), (4029, 13380), (4460, 12087), (4740, 11373), (5372, 10035), (6690, 8058), (6715, 8028), (7110, 7582)]