61719560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4159}}^1$

素因数の和:4230

約数の個数: 64

約数和(自身を含む): 161740800

約数和(自身を除く): 100021240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 4159, 7420, 8318, 14840, 16636, 20795, 29113, 33272, 41590, 58226, 83180, 116452, 145565, 166360, 220427, 232904, 291130, 440854, 582260, 881708, 1102135, 1164520, 1542989, 1763416, 2204270, 3085978, 4408540, 6171956, 7714945, 8817080, 12343912, 15429890, 30859780, 61719560]

約数ペア:

[(1, 61719560), (2, 30859780), (4, 15429890), (5, 12343912), (7, 8817080), (8, 7714945), (10, 6171956), (14, 4408540), (20, 3085978), (28, 2204270), (35, 1763416), (40, 1542989), (53, 1164520), (56, 1102135), (70, 881708), (106, 582260), (140, 440854), (212, 291130), (265, 232904), (280, 220427), (371, 166360), (424, 145565), (530, 116452), (742, 83180), (1060, 58226), (1484, 41590), (1855, 33272), (2120, 29113), (2968, 20795), (3710, 16636), (4159, 14840), (7420, 8318)]