513142980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{20029}}^1$

素因数の和:20109

約数の個数: 96

約数和(自身を含む): 1669059840

約数和(自身を除く): 1155916860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 1220, 1281, 1708, 1830, 2135, 2562, 3660, 4270, 5124, 6405, 8540, 12810, 20029, 25620, 40058, 60087, 80116, 100145, 120174, 140203, 200290, 240348, 280406, 300435, 400580, 420609, 560812, 600870, 701015, 841218, 1201740, 1221769, 1402030, 1682436, 2103045, 2443538, 2804060, 3665307, 4206090, 4887076, 6108845, 7330614, 8412180, 8552383, 12217690, 14661228, 17104766, 18326535, 24435380, 25657149, 34209532, 36653070, 42761915, 51314298, 73306140, 85523830, 102628596, 128285745, 171047660, 256571490, 513142980]

約数ペア:

[(1, 513142980), (2, 256571490), (3, 171047660), (4, 128285745), (5, 102628596), (6, 85523830), (7, 73306140), (10, 51314298), (12, 42761915), (14, 36653070), (15, 34209532), (20, 25657149), (21, 24435380), (28, 18326535), (30, 17104766), (35, 14661228), (42, 12217690), (60, 8552383), (61, 8412180), (70, 7330614), (84, 6108845), (105, 4887076), (122, 4206090), (140, 3665307), (183, 2804060), (210, 2443538), (244, 2103045), (305, 1682436), (366, 1402030), (420, 1221769), (427, 1201740), (610, 841218), (732, 701015), (854, 600870), (915, 560812), (1220, 420609), (1281, 400580), (1708, 300435), (1830, 280406), (2135, 240348), (2562, 200290), (3660, 140203), (4270, 120174), (5124, 100145), (6405, 80116), (8540, 60087), (12810, 40058), (20029, 25620)]