128388357520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{5849}}^1$

素因数の和:6113

約数の個数: 160

約数和(自身を含む): 315879782400

約数和(自身を除く): 187491424880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 167, 212, 248, 265, 310, 334, 424, 496, 530, 620, 668, 835, 848, 1060, 1240, 1336, 1643, 1670, 2120, 2480, 2672, 3286, 3340, 4240, 5177, 5849, 6572, 6680, 8215, 8851, 10354, 11698, 13144, 13360, 16430, 17702, 20708, 23396, 25885, 26288, 29245, 32860, 35404, 41416, 44255, 46792, 51770, 58490, 65720, 70808, 82832, 88510, 93584, 103540, 116980, 131440, 141616, 177020, 181319, 207080, 233960, 274381, 309997, 354040, 362638, 414160, 467920, 548762, 619994, 708080, 725276, 906595, 976783, 1097524, 1239988, 1371905, 1450552, 1549985, 1813190, 1953566, 2195048, 2479976, 2743810, 2901104, 3099970, 3626380, 3907132, 4390096, 4883915, 4959952, 5487620, 6199940, 7252760, 7814264, 9609907, 9767830, 10975240, 12399880, 14505520, 15628528, 19219814, 19535660, 21950480, 24799760, 30280273, 38439628, 39071320, 48049535, 51769499, 60560546, 76879256, 78142640, 96099070, 103538998, 121121092, 151401365, 153758512, 192198140, 207077996, 242242184, 258847495, 302802730, 384396280, 414155992, 484484368, 517694990, 605605460, 768792560, 828311984, 1035389980, 1211210920, 1604854469, 2070779960, 2422421840, 3209708938, 4141559920, 6419417876, 8024272345, 12838835752, 16048544690, 25677671504, 32097089380, 64194178760, 128388357520]

約数ペア:

[(1, 128388357520), (2, 64194178760), (4, 32097089380), (5, 25677671504), (8, 16048544690), (10, 12838835752), (16, 8024272345), (20, 6419417876), (31, 4141559920), (40, 3209708938), (53, 2422421840), (62, 2070779960), (80, 1604854469), (106, 1211210920), (124, 1035389980), (155, 828311984), (167, 768792560), (212, 605605460), (248, 517694990), (265, 484484368), (310, 414155992), (334, 384396280), (424, 302802730), (496, 258847495), (530, 242242184), (620, 207077996), (668, 192198140), (835, 153758512), (848, 151401365), (1060, 121121092), (1240, 103538998), (1336, 96099070), (1643, 78142640), (1670, 76879256), (2120, 60560546), (2480, 51769499), (2672, 48049535), (3286, 39071320), (3340, 38439628), (4240, 30280273), (5177, 24799760), (5849, 21950480), (6572, 19535660), (6680, 19219814), (8215, 15628528), (8851, 14505520), (10354, 12399880), (11698, 10975240), (13144, 9767830), (13360, 9609907), (16430, 7814264), (17702, 7252760), (20708, 6199940), (23396, 5487620), (25885, 4959952), (26288, 4883915), (29245, 4390096), (32860, 3907132), (35404, 3626380), (41416, 3099970), (44255, 2901104), (46792, 2743810), (51770, 2479976), (58490, 2195048), (65720, 1953566), (70808, 1813190), (82832, 1549985), (88510, 1450552), (93584, 1371905), (103540, 1239988), (116980, 1097524), (131440, 976783), (141616, 906595), (177020, 725276), (181319, 708080), (207080, 619994), (233960, 548762), (274381, 467920), (309997, 414160), (354040, 362638)]