76770880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 112

約数和(自身を含む): 193121280

約数和(自身を除く): 116350400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 80, 109, 124, 142, 155, 160, 218, 248, 284, 310, 320, 355, 436, 496, 545, 568, 620, 710, 872, 992, 1090, 1136, 1240, 1420, 1744, 1984, 2180, 2201, 2272, 2480, 2840, 3379, 3488, 4360, 4402, 4544, 4960, 5680, 6758, 6976, 7739, 8720, 8804, 9920, 11005, 11360, 13516, 15478, 16895, 17440, 17608, 22010, 22720, 27032, 30956, 33790, 34880, 35216, 38695, 44020, 54064, 61912, 67580, 70432, 77390, 88040, 108128, 123824, 135160, 140864, 154780, 176080, 216256, 239909, 247648, 270320, 309560, 352160, 479818, 495296, 540640, 619120, 704320, 959636, 1081280, 1199545, 1238240, 1919272, 2399090, 2476480, 3838544, 4798180, 7677088, 9596360, 15354176, 19192720, 38385440, 76770880]

約数ペア:

[(1, 76770880), (2, 38385440), (4, 19192720), (5, 15354176), (8, 9596360), (10, 7677088), (16, 4798180), (20, 3838544), (31, 2476480), (32, 2399090), (40, 1919272), (62, 1238240), (64, 1199545), (71, 1081280), (80, 959636), (109, 704320), (124, 619120), (142, 540640), (155, 495296), (160, 479818), (218, 352160), (248, 309560), (284, 270320), (310, 247648), (320, 239909), (355, 216256), (436, 176080), (496, 154780), (545, 140864), (568, 135160), (620, 123824), (710, 108128), (872, 88040), (992, 77390), (1090, 70432), (1136, 67580), (1240, 61912), (1420, 54064), (1744, 44020), (1984, 38695), (2180, 35216), (2201, 34880), (2272, 33790), (2480, 30956), (2840, 27032), (3379, 22720), (3488, 22010), (4360, 17608), (4402, 17440), (4544, 16895), (4960, 15478), (5680, 13516), (6758, 11360), (6976, 11005), (7739, 9920), (8720, 8804)]