1901340

素因数分解:

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

素因数の和:528

約数の個数: 96

約数和(自身を含む): 6773760

約数和(自身を除く): 4872420

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, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 503, 540, 630, 756, 945, 1006, 1260, 1509, 1890, 2012, 2515, 3018, 3521, 3780, 4527, 5030, 6036, 7042, 7545, 9054, 10060, 10563, 13581, 14084, 15090, 17605, 18108, 21126, 22635, 27162, 30180, 31689, 35210, 42252, 45270, 52815, 54324, 63378, 67905, 70420, 90540, 95067, 105630, 126756, 135810, 158445, 190134, 211260, 271620, 316890, 380268, 475335, 633780, 950670, 1901340]

約数ペア:

[(1, 1901340), (2, 950670), (3, 633780), (4, 475335), (5, 380268), (6, 316890), (7, 271620), (9, 211260), (10, 190134), (12, 158445), (14, 135810), (15, 126756), (18, 105630), (20, 95067), (21, 90540), (27, 70420), (28, 67905), (30, 63378), (35, 54324), (36, 52815), (42, 45270), (45, 42252), (54, 35210), (60, 31689), (63, 30180), (70, 27162), (84, 22635), (90, 21126), (105, 18108), (108, 17605), (126, 15090), (135, 14084), (140, 13581), (180, 10563), (189, 10060), (210, 9054), (252, 7545), (270, 7042), (315, 6036), (378, 5030), (420, 4527), (503, 3780), (540, 3521), (630, 3018), (756, 2515), (945, 2012), (1006, 1890), (1260, 1509)]