153541760

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 387763200

約数和(自身を除く): 234221440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 80, 109, 124, 128, 142, 155, 160, 218, 248, 284, 310, 320, 355, 436, 496, 545, 568, 620, 640, 710, 872, 992, 1090, 1136, 1240, 1420, 1744, 1984, 2180, 2201, 2272, 2480, 2840, 3379, 3488, 3968, 4360, 4402, 4544, 4960, 5680, 6758, 6976, 7739, 8720, 8804, 9088, 9920, 11005, 11360, 13516, 13952, 15478, 16895, 17440, 17608, 19840, 22010, 22720, 27032, 30956, 33790, 34880, 35216, 38695, 44020, 45440, 54064, 61912, 67580, 69760, 70432, 77390, 88040, 108128, 123824, 135160, 140864, 154780, 176080, 216256, 239909, 247648, 270320, 281728, 309560, 352160, 432512, 479818, 495296, 540640, 619120, 704320, 959636, 990592, 1081280, 1199545, 1238240, 1408640, 1919272, 2162560, 2399090, 2476480, 3838544, 4798180, 4952960, 7677088, 9596360, 15354176, 19192720, 30708352, 38385440, 76770880, 153541760]

約数ペア:

[(1, 153541760), (2, 76770880), (4, 38385440), (5, 30708352), (8, 19192720), (10, 15354176), (16, 9596360), (20, 7677088), (31, 4952960), (32, 4798180), (40, 3838544), (62, 2476480), (64, 2399090), (71, 2162560), (80, 1919272), (109, 1408640), (124, 1238240), (128, 1199545), (142, 1081280), (155, 990592), (160, 959636), (218, 704320), (248, 619120), (284, 540640), (310, 495296), (320, 479818), (355, 432512), (436, 352160), (496, 309560), (545, 281728), (568, 270320), (620, 247648), (640, 239909), (710, 216256), (872, 176080), (992, 154780), (1090, 140864), (1136, 135160), (1240, 123824), (1420, 108128), (1744, 88040), (1984, 77390), (2180, 70432), (2201, 69760), (2272, 67580), (2480, 61912), (2840, 54064), (3379, 45440), (3488, 44020), (3968, 38695), (4360, 35216), (4402, 34880), (4544, 33790), (4960, 30956), (5680, 27032), (6758, 22720), (6976, 22010), (7739, 19840), (8720, 17608), (8804, 17440), (9088, 16895), (9920, 15478), (11005, 13952), (11360, 13516)]