321193740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4871}}^1$

素因数の和:5047

約数の個数: 96

約数和(自身を含む): 1034578944

約数和(自身を除く): 713385204

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, 157, 210, 314, 420, 471, 628, 785, 942, 1099, 1570, 1884, 2198, 2355, 3140, 3297, 4396, 4710, 4871, 5495, 6594, 9420, 9742, 10990, 13188, 14613, 16485, 19484, 21980, 24355, 29226, 32970, 34097, 48710, 58452, 65940, 68194, 73065, 97420, 102291, 136388, 146130, 170485, 204582, 292260, 340970, 409164, 511455, 681940, 764747, 1022910, 1529494, 2045820, 2294241, 3058988, 3823735, 4588482, 5353229, 7647470, 9176964, 10706458, 11471205, 15294940, 16059687, 21412916, 22942410, 26766145, 32119374, 45884820, 53532290, 64238748, 80298435, 107064580, 160596870, 321193740]

約数ペア:

[(1, 321193740), (2, 160596870), (3, 107064580), (4, 80298435), (5, 64238748), (6, 53532290), (7, 45884820), (10, 32119374), (12, 26766145), (14, 22942410), (15, 21412916), (20, 16059687), (21, 15294940), (28, 11471205), (30, 10706458), (35, 9176964), (42, 7647470), (60, 5353229), (70, 4588482), (84, 3823735), (105, 3058988), (140, 2294241), (157, 2045820), (210, 1529494), (314, 1022910), (420, 764747), (471, 681940), (628, 511455), (785, 409164), (942, 340970), (1099, 292260), (1570, 204582), (1884, 170485), (2198, 146130), (2355, 136388), (3140, 102291), (3297, 97420), (4396, 73065), (4710, 68194), (4871, 65940), (5495, 58452), (6594, 48710), (9420, 34097), (9742, 32970), (10990, 29226), (13188, 24355), (14613, 21980), (16485, 19484)]