487245780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{42967}}^1$

素因数の和:42995

約数の個数: 120

約数和(自身を含む): 1746907008

約数和(自身を除く): 1259661228

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 42967, 85934, 128901, 171868, 214835, 257802, 300769, 386703, 429670, 515604, 601538, 644505, 773406, 859340, 902307, 1160109, 1203076, 1289010, 1503845, 1546812, 1804614, 1933515, 2320218, 2578020, 2706921, 3007690, 3480327, 3609228, 3867030, 4511535, 4640436, 5413842, 5800545, 6015380, 6960654, 7734060, 8120763, 9023070, 10827684, 11601090, 13534605, 13921308, 16241526, 17401635, 18046140, 23202180, 24362289, 27069210, 32483052, 34803270, 40603815, 48724578, 54138420, 69606540, 81207630, 97449156, 121811445, 162415260, 243622890, 487245780]

約数ペア:

[(1, 487245780), (2, 243622890), (3, 162415260), (4, 121811445), (5, 97449156), (6, 81207630), (7, 69606540), (9, 54138420), (10, 48724578), (12, 40603815), (14, 34803270), (15, 32483052), (18, 27069210), (20, 24362289), (21, 23202180), (27, 18046140), (28, 17401635), (30, 16241526), (35, 13921308), (36, 13534605), (42, 11601090), (45, 10827684), (54, 9023070), (60, 8120763), (63, 7734060), (70, 6960654), (81, 6015380), (84, 5800545), (90, 5413842), (105, 4640436), (108, 4511535), (126, 3867030), (135, 3609228), (140, 3480327), (162, 3007690), (180, 2706921), (189, 2578020), (210, 2320218), (252, 1933515), (270, 1804614), (315, 1546812), (324, 1503845), (378, 1289010), (405, 1203076), (420, 1160109), (540, 902307), (567, 859340), (630, 773406), (756, 644505), (810, 601538), (945, 515604), (1134, 429670), (1260, 386703), (1620, 300769), (1890, 257802), (2268, 214835), (2835, 171868), (3780, 128901), (5670, 85934), (11340, 42967)]