1571727920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{547}}^1\times {\mathrm{733}}^1$

素因数の和:1307

約数の個数: 120

約数和(自身を含む): 4264463664

約数和(自身を除く): 2692735744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 547, 560, 733, 784, 980, 1094, 1466, 1960, 2188, 2735, 2932, 3665, 3829, 3920, 4376, 5131, 5470, 5864, 7330, 7658, 8752, 10262, 10940, 11728, 14660, 15316, 19145, 20524, 21880, 25655, 26803, 29320, 30632, 35917, 38290, 41048, 43760, 51310, 53606, 58640, 61264, 71834, 76580, 82096, 102620, 107212, 134015, 143668, 153160, 179585, 205240, 214424, 268030, 287336, 306320, 359170, 400951, 410480, 428848, 536060, 574672, 718340, 801902, 1072120, 1436680, 1603804, 2004755, 2144240, 2806657, 2873360, 3207608, 4009510, 5613314, 6415216, 8019020, 11226628, 14033285, 16038040, 19646599, 22453256, 28066570, 32076080, 39293198, 44906512, 56133140, 78586396, 98232995, 112266280, 157172792, 196465990, 224532560, 314345584, 392931980, 785863960, 1571727920]

約数ペア:

[(1, 1571727920), (2, 785863960), (4, 392931980), (5, 314345584), (7, 224532560), (8, 196465990), (10, 157172792), (14, 112266280), (16, 98232995), (20, 78586396), (28, 56133140), (35, 44906512), (40, 39293198), (49, 32076080), (56, 28066570), (70, 22453256), (80, 19646599), (98, 16038040), (112, 14033285), (140, 11226628), (196, 8019020), (245, 6415216), (280, 5613314), (392, 4009510), (490, 3207608), (547, 2873360), (560, 2806657), (733, 2144240), (784, 2004755), (980, 1603804), (1094, 1436680), (1466, 1072120), (1960, 801902), (2188, 718340), (2735, 574672), (2932, 536060), (3665, 428848), (3829, 410480), (3920, 400951), (4376, 359170), (5131, 306320), (5470, 287336), (5864, 268030), (7330, 214424), (7658, 205240), (8752, 179585), (10262, 153160), (10940, 143668), (11728, 134015), (14660, 107212), (15316, 102620), (19145, 82096), (20524, 76580), (21880, 71834), (25655, 61264), (26803, 58640), (29320, 53606), (30632, 51310), (35917, 43760), (38290, 41048)]