190167640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 487710720

約数和(自身を除く): 297543080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 47, 52, 62, 65, 94, 104, 124, 130, 155, 188, 235, 248, 251, 260, 310, 376, 403, 470, 502, 520, 611, 620, 806, 940, 1004, 1222, 1240, 1255, 1457, 1612, 1880, 2008, 2015, 2444, 2510, 2914, 3055, 3224, 3263, 4030, 4888, 5020, 5828, 6110, 6526, 7285, 7781, 8060, 10040, 11656, 11797, 12220, 13052, 14570, 15562, 16120, 16315, 18941, 23594, 24440, 26104, 29140, 31124, 32630, 37882, 38905, 47188, 58280, 58985, 62248, 65260, 75764, 77810, 94376, 94705, 101153, 117970, 130520, 151528, 153361, 155620, 189410, 202306, 235940, 306722, 311240, 365707, 378820, 404612, 471880, 505765, 613444, 731414, 757640, 766805, 809224, 1011530, 1226888, 1462828, 1533610, 1828535, 2023060, 2925656, 3067220, 3657070, 4046120, 4754191, 6134440, 7314140, 9508382, 14628280, 19016764, 23770955, 38033528, 47541910, 95083820, 190167640]

約数ペア:

[(1, 190167640), (2, 95083820), (4, 47541910), (5, 38033528), (8, 23770955), (10, 19016764), (13, 14628280), (20, 9508382), (26, 7314140), (31, 6134440), (40, 4754191), (47, 4046120), (52, 3657070), (62, 3067220), (65, 2925656), (94, 2023060), (104, 1828535), (124, 1533610), (130, 1462828), (155, 1226888), (188, 1011530), (235, 809224), (248, 766805), (251, 757640), (260, 731414), (310, 613444), (376, 505765), (403, 471880), (470, 404612), (502, 378820), (520, 365707), (611, 311240), (620, 306722), (806, 235940), (940, 202306), (1004, 189410), (1222, 155620), (1240, 153361), (1255, 151528), (1457, 130520), (1612, 117970), (1880, 101153), (2008, 94705), (2015, 94376), (2444, 77810), (2510, 75764), (2914, 65260), (3055, 62248), (3224, 58985), (3263, 58280), (4030, 47188), (4888, 38905), (5020, 37882), (5828, 32630), (6110, 31124), (6526, 29140), (7285, 26104), (7781, 24440), (8060, 23594), (10040, 18941), (11656, 16315), (11797, 16120), (12220, 15562), (13052, 14570)]