8761480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 128

約数和(自身を含む): 25401600

約数和(自身を除く): 16640120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 83, 91, 104, 116, 130, 140, 145, 166, 182, 203, 232, 260, 280, 290, 332, 364, 377, 406, 415, 455, 520, 580, 581, 664, 728, 754, 812, 830, 910, 1015, 1079, 1160, 1162, 1508, 1624, 1660, 1820, 1885, 2030, 2158, 2324, 2407, 2639, 2905, 3016, 3320, 3640, 3770, 4060, 4316, 4648, 4814, 5278, 5395, 5810, 7540, 7553, 8120, 8632, 9628, 10556, 10790, 11620, 12035, 13195, 15080, 15106, 16849, 19256, 21112, 21580, 23240, 24070, 26390, 30212, 31291, 33698, 37765, 43160, 48140, 52780, 60424, 62582, 67396, 75530, 84245, 96280, 105560, 125164, 134792, 151060, 156455, 168490, 219037, 250328, 302120, 312910, 336980, 438074, 625820, 673960, 876148, 1095185, 1251640, 1752296, 2190370, 4380740, 8761480]

約数ペア:

[(1, 8761480), (2, 4380740), (4, 2190370), (5, 1752296), (7, 1251640), (8, 1095185), (10, 876148), (13, 673960), (14, 625820), (20, 438074), (26, 336980), (28, 312910), (29, 302120), (35, 250328), (40, 219037), (52, 168490), (56, 156455), (58, 151060), (65, 134792), (70, 125164), (83, 105560), (91, 96280), (104, 84245), (116, 75530), (130, 67396), (140, 62582), (145, 60424), (166, 52780), (182, 48140), (203, 43160), (232, 37765), (260, 33698), (280, 31291), (290, 30212), (332, 26390), (364, 24070), (377, 23240), (406, 21580), (415, 21112), (455, 19256), (520, 16849), (580, 15106), (581, 15080), (664, 13195), (728, 12035), (754, 11620), (812, 10790), (830, 10556), (910, 9628), (1015, 8632), (1079, 8120), (1160, 7553), (1162, 7540), (1508, 5810), (1624, 5395), (1660, 5278), (1820, 4814), (1885, 4648), (2030, 4316), (2158, 4060), (2324, 3770), (2407, 3640), (2639, 3320), (2905, 3016)]