213161340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1009}}^1$

素因数の和:1531

約数の個数: 96

約数和(自身を含む): 684149760

約数和(自身を除く): 470988420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 503, 1006, 1009, 1509, 2012, 2018, 2515, 3018, 3027, 3521, 4036, 5030, 5045, 6036, 6054, 7042, 7063, 7545, 10060, 10090, 10563, 12108, 14084, 14126, 15090, 15135, 17605, 20180, 21126, 21189, 28252, 30180, 30270, 35210, 35315, 42252, 42378, 52815, 60540, 70420, 70630, 84756, 105630, 105945, 141260, 211260, 211890, 423780, 507527, 1015054, 1522581, 2030108, 2537635, 3045162, 3552689, 5075270, 6090324, 7105378, 7612905, 10150540, 10658067, 14210756, 15225810, 17763445, 21316134, 30451620, 35526890, 42632268, 53290335, 71053780, 106580670, 213161340]

約数ペア:

[(1, 213161340), (2, 106580670), (3, 71053780), (4, 53290335), (5, 42632268), (6, 35526890), (7, 30451620), (10, 21316134), (12, 17763445), (14, 15225810), (15, 14210756), (20, 10658067), (21, 10150540), (28, 7612905), (30, 7105378), (35, 6090324), (42, 5075270), (60, 3552689), (70, 3045162), (84, 2537635), (105, 2030108), (140, 1522581), (210, 1015054), (420, 507527), (503, 423780), (1006, 211890), (1009, 211260), (1509, 141260), (2012, 105945), (2018, 105630), (2515, 84756), (3018, 70630), (3027, 70420), (3521, 60540), (4036, 52815), (5030, 42378), (5045, 42252), (6036, 35315), (6054, 35210), (7042, 30270), (7063, 30180), (7545, 28252), (10060, 21189), (10090, 21126), (10563, 20180), (12108, 17605), (14084, 15135), (14126, 15090)]