30662520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 106237440

約数和(自身を除く): 75574920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 173, 210, 211, 280, 346, 420, 422, 519, 633, 692, 840, 844, 865, 1038, 1055, 1211, 1266, 1384, 1477, 1688, 1730, 2076, 2110, 2422, 2532, 2595, 2954, 3165, 3460, 3633, 4152, 4220, 4431, 4844, 5064, 5190, 5908, 6055, 6330, 6920, 7266, 7385, 8440, 8862, 9688, 10380, 11816, 12110, 12660, 14532, 14770, 17724, 18165, 20760, 22155, 24220, 25320, 29064, 29540, 35448, 36330, 36503, 44310, 48440, 59080, 72660, 73006, 88620, 109509, 145320, 146012, 177240, 182515, 219018, 255521, 292024, 365030, 438036, 511042, 547545, 730060, 766563, 876072, 1022084, 1095090, 1277605, 1460120, 1533126, 2044168, 2190180, 2555210, 3066252, 3832815, 4380360, 5110420, 6132504, 7665630, 10220840, 15331260, 30662520]

約数ペア:

[(1, 30662520), (2, 15331260), (3, 10220840), (4, 7665630), (5, 6132504), (6, 5110420), (7, 4380360), (8, 3832815), (10, 3066252), (12, 2555210), (14, 2190180), (15, 2044168), (20, 1533126), (21, 1460120), (24, 1277605), (28, 1095090), (30, 1022084), (35, 876072), (40, 766563), (42, 730060), (56, 547545), (60, 511042), (70, 438036), (84, 365030), (105, 292024), (120, 255521), (140, 219018), (168, 182515), (173, 177240), (210, 146012), (211, 145320), (280, 109509), (346, 88620), (420, 73006), (422, 72660), (519, 59080), (633, 48440), (692, 44310), (840, 36503), (844, 36330), (865, 35448), (1038, 29540), (1055, 29064), (1211, 25320), (1266, 24220), (1384, 22155), (1477, 20760), (1688, 18165), (1730, 17724), (2076, 14770), (2110, 14532), (2422, 12660), (2532, 12110), (2595, 11816), (2954, 10380), (3165, 9688), (3460, 8862), (3633, 8440), (4152, 7385), (4220, 7266), (4431, 6920), (4844, 6330), (5064, 6055), (5190, 5908)]