154375040

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{251}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 382861080

約数和(自身を除く): 228486040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 251, 310, 320, 496, 502, 620, 640, 961, 992, 1004, 1240, 1255, 1922, 1984, 2008, 2480, 2510, 3844, 3968, 4016, 4805, 4960, 5020, 7688, 7781, 8032, 9610, 9920, 10040, 15376, 15562, 16064, 19220, 19840, 20080, 30752, 31124, 32128, 38440, 38905, 40160, 61504, 62248, 76880, 77810, 80320, 123008, 124496, 153760, 155620, 160640, 241211, 248992, 307520, 311240, 482422, 497984, 615040, 622480, 964844, 995968, 1206055, 1244960, 1929688, 2412110, 2489920, 3859376, 4824220, 4979840, 7718752, 9648440, 15437504, 19296880, 30875008, 38593760, 77187520, 154375040]

約数ペア:

[(1, 154375040), (2, 77187520), (4, 38593760), (5, 30875008), (8, 19296880), (10, 15437504), (16, 9648440), (20, 7718752), (31, 4979840), (32, 4824220), (40, 3859376), (62, 2489920), (64, 2412110), (80, 1929688), (124, 1244960), (128, 1206055), (155, 995968), (160, 964844), (248, 622480), (251, 615040), (310, 497984), (320, 482422), (496, 311240), (502, 307520), (620, 248992), (640, 241211), (961, 160640), (992, 155620), (1004, 153760), (1240, 124496), (1255, 123008), (1922, 80320), (1984, 77810), (2008, 76880), (2480, 62248), (2510, 61504), (3844, 40160), (3968, 38905), (4016, 38440), (4805, 32128), (4960, 31124), (5020, 30752), (7688, 20080), (7781, 19840), (8032, 19220), (9610, 16064), (9920, 15562), (10040, 15376)]