159043640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:373

約数の個数: 128

約数和(自身を含む): 429649920

約数和(自身を除く): 270606280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 73, 124, 140, 146, 155, 217, 248, 251, 280, 292, 310, 365, 434, 502, 511, 584, 620, 730, 868, 1004, 1022, 1085, 1240, 1255, 1460, 1736, 1757, 2008, 2044, 2170, 2263, 2510, 2555, 2920, 3514, 4088, 4340, 4526, 5020, 5110, 7028, 7781, 8680, 8785, 9052, 10040, 10220, 11315, 14056, 15562, 15841, 17570, 18104, 18323, 20440, 22630, 31124, 31682, 35140, 36646, 38905, 45260, 54467, 62248, 63364, 70280, 73292, 77810, 79205, 90520, 91615, 108934, 126728, 128261, 146584, 155620, 158410, 183230, 217868, 256522, 272335, 311240, 316820, 366460, 435736, 513044, 544670, 568013, 633640, 641305, 732920, 1026088, 1089340, 1136026, 1282610, 2178680, 2272052, 2565220, 2840065, 3976091, 4544104, 5130440, 5680130, 7952182, 11360260, 15904364, 19880455, 22720520, 31808728, 39760910, 79521820, 159043640]

約数ペア:

[(1, 159043640), (2, 79521820), (4, 39760910), (5, 31808728), (7, 22720520), (8, 19880455), (10, 15904364), (14, 11360260), (20, 7952182), (28, 5680130), (31, 5130440), (35, 4544104), (40, 3976091), (56, 2840065), (62, 2565220), (70, 2272052), (73, 2178680), (124, 1282610), (140, 1136026), (146, 1089340), (155, 1026088), (217, 732920), (248, 641305), (251, 633640), (280, 568013), (292, 544670), (310, 513044), (365, 435736), (434, 366460), (502, 316820), (511, 311240), (584, 272335), (620, 256522), (730, 217868), (868, 183230), (1004, 158410), (1022, 155620), (1085, 146584), (1240, 128261), (1255, 126728), (1460, 108934), (1736, 91615), (1757, 90520), (2008, 79205), (2044, 77810), (2170, 73292), (2263, 70280), (2510, 63364), (2555, 62248), (2920, 54467), (3514, 45260), (4088, 38905), (4340, 36646), (4526, 35140), (5020, 31682), (5110, 31124), (7028, 22630), (7781, 20440), (8680, 18323), (8785, 18104), (9052, 17570), (10040, 15841), (10220, 15562), (11315, 14056)]