2881754320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{487}}^1$

素因数の和:765

約数の個数: 160

約数和(自身を含む): 7515590400

約数和(自身を除く): 4633836080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 229, 272, 304, 323, 340, 380, 458, 487, 646, 680, 760, 916, 974, 1145, 1292, 1360, 1520, 1615, 1832, 1948, 2290, 2435, 2584, 3230, 3664, 3893, 3896, 4351, 4580, 4870, 5168, 6460, 7786, 7792, 8279, 8702, 9160, 9253, 9740, 12920, 15572, 16558, 17404, 18320, 18506, 19465, 19480, 21755, 25840, 31144, 33116, 34808, 37012, 38930, 38960, 41395, 43510, 46265, 62288, 66232, 69616, 73967, 74024, 77860, 82790, 87020, 92530, 111523, 132464, 147934, 148048, 155720, 157301, 165580, 174040, 185060, 223046, 295868, 311440, 314602, 331160, 348080, 369835, 370120, 446092, 557615, 591736, 629204, 662320, 739670, 740240, 786505, 892184, 1115230, 1183472, 1258408, 1479340, 1573010, 1784368, 1895891, 2118937, 2230460, 2516816, 2958680, 3146020, 3791782, 4237874, 4460920, 5917360, 6292040, 7583564, 8475748, 8921840, 9479455, 10594685, 12584080, 15167128, 16951496, 18958910, 21189370, 30334256, 33902992, 36021929, 37917820, 42378740, 72043858, 75835640, 84757480, 144087716, 151671280, 169514960, 180109645, 288175432, 360219290, 576350864, 720438580, 1440877160, 2881754320]

約数ペア:

[(1, 2881754320), (2, 1440877160), (4, 720438580), (5, 576350864), (8, 360219290), (10, 288175432), (16, 180109645), (17, 169514960), (19, 151671280), (20, 144087716), (34, 84757480), (38, 75835640), (40, 72043858), (68, 42378740), (76, 37917820), (80, 36021929), (85, 33902992), (95, 30334256), (136, 21189370), (152, 18958910), (170, 16951496), (190, 15167128), (229, 12584080), (272, 10594685), (304, 9479455), (323, 8921840), (340, 8475748), (380, 7583564), (458, 6292040), (487, 5917360), (646, 4460920), (680, 4237874), (760, 3791782), (916, 3146020), (974, 2958680), (1145, 2516816), (1292, 2230460), (1360, 2118937), (1520, 1895891), (1615, 1784368), (1832, 1573010), (1948, 1479340), (2290, 1258408), (2435, 1183472), (2584, 1115230), (3230, 892184), (3664, 786505), (3893, 740240), (3896, 739670), (4351, 662320), (4580, 629204), (4870, 591736), (5168, 557615), (6460, 446092), (7786, 370120), (7792, 369835), (8279, 348080), (8702, 331160), (9160, 314602), (9253, 311440), (9740, 295868), (12920, 223046), (15572, 185060), (16558, 174040), (17404, 165580), (18320, 157301), (18506, 155720), (19465, 148048), (19480, 147934), (21755, 132464), (25840, 111523), (31144, 92530), (33116, 87020), (34808, 82790), (37012, 77860), (38930, 74024), (38960, 73967), (41395, 69616), (43510, 66232), (46265, 62288)]