1628016180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{553747}}^1$

素因数の和:553773

約数の個数: 72

約数和(自身を含む): 5302690848

約数和(自身を除く): 3674674668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 553747, 1107494, 1661241, 2214988, 2768735, 3322482, 3876229, 5537470, 6644964, 7752458, 8306205, 11074940, 11628687, 15504916, 16612410, 19381145, 23257374, 27133603, 33224820, 38762290, 46514748, 54267206, 58143435, 77524580, 81400809, 108534412, 116286870, 135668015, 162801618, 232573740, 271336030, 325603236, 407004045, 542672060, 814008090, 1628016180]

約数ペア:

[(1, 1628016180), (2, 814008090), (3, 542672060), (4, 407004045), (5, 325603236), (6, 271336030), (7, 232573740), (10, 162801618), (12, 135668015), (14, 116286870), (15, 108534412), (20, 81400809), (21, 77524580), (28, 58143435), (30, 54267206), (35, 46514748), (42, 38762290), (49, 33224820), (60, 27133603), (70, 23257374), (84, 19381145), (98, 16612410), (105, 15504916), (140, 11628687), (147, 11074940), (196, 8306205), (210, 7752458), (245, 6644964), (294, 5537470), (420, 3876229), (490, 3322482), (588, 2768735), (735, 2214988), (980, 1661241), (1470, 1107494), (2940, 553747)]