1515521520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^3\times {\mathrm{173}}^1$

素因数の和:261

約数の個数: 240

約数和(自身を含む): 5351711040

約数和(自身を除く): 3836189520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 173, 180, 184, 207, 230, 240, 276, 345, 346, 360, 368, 414, 460, 519, 529, 552, 690, 692, 720, 828, 865, 920, 1035, 1038, 1058, 1104, 1380, 1384, 1557, 1587, 1656, 1730, 1840, 2070, 2076, 2116, 2595, 2645, 2760, 2768, 3114, 3174, 3312, 3460, 3979, 4140, 4152, 4232, 4761, 5190, 5290, 5520, 6228, 6348, 6920, 7785, 7935, 7958, 8280, 8304, 8464, 9522, 10380, 10580, 11937, 12167, 12456, 12696, 13840, 15570, 15870, 15916, 16560, 19044, 19895, 20760, 21160, 23805, 23874, 24334, 24912, 25392, 31140, 31740, 31832, 35811, 36501, 38088, 39790, 41520, 42320, 47610, 47748, 48668, 59685, 60835, 62280, 63480, 63664, 71622, 73002, 76176, 79580, 91517, 95220, 95496, 97336, 109503, 119370, 121670, 124560, 126960, 143244, 146004, 159160, 179055, 182505, 183034, 190440, 190992, 194672, 219006, 238740, 243340, 274551, 286488, 292008, 318320, 358110, 365010, 366068, 380880, 438012, 457585, 477480, 486680, 547515, 549102, 572976, 584016, 716220, 730020, 732136, 823653, 876024, 915170, 954960, 973360, 1095030, 1098204, 1372755, 1432440, 1460040, 1464272, 1647306, 1752048, 1830340, 2104891, 2190060, 2196408, 2745510, 2864880, 2920080, 3294612, 3660680, 4118265, 4209782, 4380120, 4392816, 5491020, 6314673, 6589224, 7321360, 8236530, 8419564, 8760240, 10524455, 10982040, 12629346, 13178448, 16473060, 16839128, 18944019, 21048910, 21964080, 25258692, 31573365, 32946120, 33678256, 37888038, 42097820, 50517384, 63146730, 65892240, 75776076, 84195640, 94720095, 101034768, 126293460, 151552152, 168391280, 189440190, 252586920, 303104304, 378880380, 505173840, 757760760, 1515521520]

約数ペア:

[(1, 1515521520), (2, 757760760), (3, 505173840), (4, 378880380), (5, 303104304), (6, 252586920), (8, 189440190), (9, 168391280), (10, 151552152), (12, 126293460), (15, 101034768), (16, 94720095), (18, 84195640), (20, 75776076), (23, 65892240), (24, 63146730), (30, 50517384), (36, 42097820), (40, 37888038), (45, 33678256), (46, 32946120), (48, 31573365), (60, 25258692), (69, 21964080), (72, 21048910), (80, 18944019), (90, 16839128), (92, 16473060), (115, 13178448), (120, 12629346), (138, 10982040), (144, 10524455), (173, 8760240), (180, 8419564), (184, 8236530), (207, 7321360), (230, 6589224), (240, 6314673), (276, 5491020), (345, 4392816), (346, 4380120), (360, 4209782), (368, 4118265), (414, 3660680), (460, 3294612), (519, 2920080), (529, 2864880), (552, 2745510), (690, 2196408), (692, 2190060), (720, 2104891), (828, 1830340), (865, 1752048), (920, 1647306), (1035, 1464272), (1038, 1460040), (1058, 1432440), (1104, 1372755), (1380, 1098204), (1384, 1095030), (1557, 973360), (1587, 954960), (1656, 915170), (1730, 876024), (1840, 823653), (2070, 732136), (2076, 730020), (2116, 716220), (2595, 584016), (2645, 572976), (2760, 549102), (2768, 547515), (3114, 486680), (3174, 477480), (3312, 457585), (3460, 438012), (3979, 380880), (4140, 366068), (4152, 365010), (4232, 358110), (4761, 318320), (5190, 292008), (5290, 286488), (5520, 274551), (6228, 243340), (6348, 238740), (6920, 219006), (7785, 194672), (7935, 190992), (7958, 190440), (8280, 183034), (8304, 182505), (8464, 179055), (9522, 159160), (10380, 146004), (10580, 143244), (11937, 126960), (12167, 124560), (12456, 121670), (12696, 119370), (13840, 109503), (15570, 97336), (15870, 95496), (15916, 95220), (16560, 91517), (19044, 79580), (19895, 76176), (20760, 73002), (21160, 71622), (23805, 63664), (23874, 63480), (24334, 62280), (24912, 60835), (25392, 59685), (31140, 48668), (31740, 47748), (31832, 47610), (35811, 42320), (36501, 41520), (38088, 39790)]