131370720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{569}}^1$

素因数の和:637

約数の個数: 192

約数和(自身を含む): 458498880

約数和(自身を除く): 327128160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 37, 39, 40, 48, 52, 60, 65, 74, 78, 80, 96, 104, 111, 120, 130, 148, 156, 160, 185, 195, 208, 222, 240, 260, 296, 312, 370, 390, 416, 444, 480, 481, 520, 555, 569, 592, 624, 740, 780, 888, 962, 1040, 1110, 1138, 1184, 1248, 1443, 1480, 1560, 1707, 1776, 1924, 2080, 2220, 2276, 2405, 2845, 2886, 2960, 3120, 3414, 3552, 3848, 4440, 4552, 4810, 5690, 5772, 5920, 6240, 6828, 7215, 7397, 7696, 8535, 8880, 9104, 9620, 11380, 11544, 13656, 14430, 14794, 15392, 17070, 17760, 18208, 19240, 21053, 22191, 22760, 23088, 27312, 28860, 29588, 34140, 36985, 38480, 42106, 44382, 45520, 46176, 54624, 57720, 59176, 63159, 68280, 73970, 76960, 84212, 88764, 91040, 105265, 110955, 115440, 118352, 126318, 136560, 147940, 168424, 177528, 210530, 221910, 230880, 236704, 252636, 273120, 273689, 295880, 315795, 336848, 355056, 421060, 443820, 505272, 547378, 591760, 631590, 673696, 710112, 821067, 842120, 887640, 1010544, 1094756, 1183520, 1263180, 1368445, 1642134, 1684240, 1775280, 2021088, 2189512, 2526360, 2736890, 3284268, 3368480, 3550560, 4105335, 4379024, 5052720, 5473780, 6568536, 8210670, 8758048, 10105440, 10947560, 13137072, 16421340, 21895120, 26274144, 32842680, 43790240, 65685360, 131370720]

約数ペア:

[(1, 131370720), (2, 65685360), (3, 43790240), (4, 32842680), (5, 26274144), (6, 21895120), (8, 16421340), (10, 13137072), (12, 10947560), (13, 10105440), (15, 8758048), (16, 8210670), (20, 6568536), (24, 5473780), (26, 5052720), (30, 4379024), (32, 4105335), (37, 3550560), (39, 3368480), (40, 3284268), (48, 2736890), (52, 2526360), (60, 2189512), (65, 2021088), (74, 1775280), (78, 1684240), (80, 1642134), (96, 1368445), (104, 1263180), (111, 1183520), (120, 1094756), (130, 1010544), (148, 887640), (156, 842120), (160, 821067), (185, 710112), (195, 673696), (208, 631590), (222, 591760), (240, 547378), (260, 505272), (296, 443820), (312, 421060), (370, 355056), (390, 336848), (416, 315795), (444, 295880), (480, 273689), (481, 273120), (520, 252636), (555, 236704), (569, 230880), (592, 221910), (624, 210530), (740, 177528), (780, 168424), (888, 147940), (962, 136560), (1040, 126318), (1110, 118352), (1138, 115440), (1184, 110955), (1248, 105265), (1443, 91040), (1480, 88764), (1560, 84212), (1707, 76960), (1776, 73970), (1924, 68280), (2080, 63159), (2220, 59176), (2276, 57720), (2405, 54624), (2845, 46176), (2886, 45520), (2960, 44382), (3120, 42106), (3414, 38480), (3552, 36985), (3848, 34140), (4440, 29588), (4552, 28860), (4810, 27312), (5690, 23088), (5772, 22760), (5920, 22191), (6240, 21053), (6828, 19240), (7215, 18208), (7397, 17760), (7696, 17070), (8535, 15392), (8880, 14794), (9104, 14430), (9620, 13656), (11380, 11544)]