641933040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{382103}}^1$

素因数の和:382126

約数の個数: 80

約数和(自身を含む): 2274283008

約数和(自身を除く): 1632349968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 382103, 764206, 1146309, 1528412, 1910515, 2292618, 2674721, 3056824, 3821030, 4585236, 5349442, 5731545, 6113648, 7642060, 8024163, 9170472, 10698884, 11463090, 13373605, 15284120, 16048326, 18340944, 21397768, 22926180, 26747210, 30568240, 32096652, 40120815, 42795536, 45852360, 53494420, 64193304, 80241630, 91704720, 106988840, 128386608, 160483260, 213977680, 320966520, 641933040]

約数ペア:

[(1, 641933040), (2, 320966520), (3, 213977680), (4, 160483260), (5, 128386608), (6, 106988840), (7, 91704720), (8, 80241630), (10, 64193304), (12, 53494420), (14, 45852360), (15, 42795536), (16, 40120815), (20, 32096652), (21, 30568240), (24, 26747210), (28, 22926180), (30, 21397768), (35, 18340944), (40, 16048326), (42, 15284120), (48, 13373605), (56, 11463090), (60, 10698884), (70, 9170472), (80, 8024163), (84, 7642060), (105, 6113648), (112, 5731545), (120, 5349442), (140, 4585236), (168, 3821030), (210, 3056824), (240, 2674721), (280, 2292618), (336, 1910515), (420, 1528412), (560, 1146309), (840, 764206), (1680, 382103)]