318791340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{503}}^2$

素因数の和:1028

約数の個数: 108

約数和(自身を含む): 1107344784

約数和(自身を除く): 788553444

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 503, 630, 1006, 1260, 1509, 2012, 2515, 3018, 3521, 4527, 5030, 6036, 7042, 7545, 9054, 10060, 10563, 14084, 15090, 17605, 18108, 21126, 22635, 30180, 31689, 35210, 42252, 45270, 52815, 63378, 70420, 90540, 105630, 126756, 158445, 211260, 253009, 316890, 506018, 633780, 759027, 1012036, 1265045, 1518054, 1771063, 2277081, 2530090, 3036108, 3542126, 3795135, 4554162, 5060180, 5313189, 7084252, 7590270, 8855315, 9108324, 10626378, 11385405, 15180540, 15939567, 17710630, 21252756, 22770810, 26565945, 31879134, 35421260, 45541620, 53131890, 63758268, 79697835, 106263780, 159395670, 318791340]

約数ペア:

[(1, 318791340), (2, 159395670), (3, 106263780), (4, 79697835), (5, 63758268), (6, 53131890), (7, 45541620), (9, 35421260), (10, 31879134), (12, 26565945), (14, 22770810), (15, 21252756), (18, 17710630), (20, 15939567), (21, 15180540), (28, 11385405), (30, 10626378), (35, 9108324), (36, 8855315), (42, 7590270), (45, 7084252), (60, 5313189), (63, 5060180), (70, 4554162), (84, 3795135), (90, 3542126), (105, 3036108), (126, 2530090), (140, 2277081), (180, 1771063), (210, 1518054), (252, 1265045), (315, 1012036), (420, 759027), (503, 633780), (630, 506018), (1006, 316890), (1260, 253009), (1509, 211260), (2012, 158445), (2515, 126756), (3018, 105630), (3521, 90540), (4527, 70420), (5030, 63378), (6036, 52815), (7042, 45270), (7545, 42252), (9054, 35210), (10060, 31689), (10563, 30180), (14084, 22635), (15090, 21126), (17605, 18108)]