128760720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:214

約数の個数: 320

約数和(自身を含む): 488540160

約数和(自身を除く): 359779440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 19, 20, 22, 24, 30, 33, 34, 38, 40, 44, 48, 51, 55, 57, 60, 66, 68, 76, 80, 85, 88, 95, 102, 110, 114, 120, 132, 136, 151, 152, 165, 170, 176, 187, 190, 204, 209, 220, 228, 240, 255, 264, 272, 285, 302, 304, 323, 330, 340, 374, 380, 408, 418, 440, 453, 456, 510, 528, 561, 570, 604, 627, 646, 660, 680, 748, 755, 760, 816, 836, 880, 906, 912, 935, 969, 1020, 1045, 1122, 1140, 1208, 1254, 1292, 1320, 1360, 1496, 1510, 1520, 1615, 1661, 1672, 1812, 1870, 1938, 2040, 2090, 2244, 2265, 2280, 2416, 2508, 2567, 2584, 2640, 2805, 2869, 2992, 3020, 3135, 3230, 3322, 3344, 3553, 3624, 3740, 3876, 4080, 4180, 4488, 4530, 4560, 4845, 4983, 5016, 5134, 5168, 5610, 5738, 6040, 6270, 6460, 6644, 7106, 7248, 7480, 7701, 7752, 8305, 8360, 8607, 8976, 9060, 9690, 9966, 10032, 10268, 10659, 11220, 11476, 12080, 12540, 12835, 12920, 13288, 14212, 14345, 14960, 15402, 15504, 16610, 16720, 17214, 17765, 18120, 19380, 19932, 20536, 21318, 22440, 22952, 24915, 25080, 25670, 25840, 26576, 28237, 28424, 28690, 30804, 31559, 33220, 34428, 35530, 36240, 38505, 38760, 39864, 41072, 42636, 43035, 44880, 45904, 48773, 49830, 50160, 51340, 53295, 56474, 56848, 57380, 61608, 63118, 66440, 68856, 71060, 77010, 77520, 79728, 84711, 85272, 86070, 94677, 97546, 99660, 102680, 106590, 112948, 114760, 123216, 126236, 132880, 137712, 141185, 142120, 146319, 154020, 157795, 169422, 170544, 172140, 189354, 195092, 199320, 205360, 213180, 225896, 229520, 243865, 252472, 282370, 284240, 292638, 308040, 315590, 338844, 344280, 378708, 390184, 398640, 423555, 426360, 451792, 473385, 487730, 504944, 536503, 564740, 585276, 616080, 631180, 677688, 688560, 731595, 757416, 780368, 847110, 852720, 946770, 975460, 1073006, 1129480, 1170552, 1262360, 1355376, 1463190, 1514832, 1609509, 1694220, 1893540, 1950920, 2146012, 2258960, 2341104, 2524720, 2682515, 2926380, 3219018, 3388440, 3787080, 3901840, 4292024, 5365030, 5852760, 6438036, 6776880, 7574160, 8047545, 8584048, 10730060, 11705520, 12876072, 16095090, 21460120, 25752144, 32190180, 42920240, 64380360, 128760720]

約数ペア:

[(1, 128760720), (2, 64380360), (3, 42920240), (4, 32190180), (5, 25752144), (6, 21460120), (8, 16095090), (10, 12876072), (11, 11705520), (12, 10730060), (15, 8584048), (16, 8047545), (17, 7574160), (19, 6776880), (20, 6438036), (22, 5852760), (24, 5365030), (30, 4292024), (33, 3901840), (34, 3787080), (38, 3388440), (40, 3219018), (44, 2926380), (48, 2682515), (51, 2524720), (55, 2341104), (57, 2258960), (60, 2146012), (66, 1950920), (68, 1893540), (76, 1694220), (80, 1609509), (85, 1514832), (88, 1463190), (95, 1355376), (102, 1262360), (110, 1170552), (114, 1129480), (120, 1073006), (132, 975460), (136, 946770), (151, 852720), (152, 847110), (165, 780368), (170, 757416), (176, 731595), (187, 688560), (190, 677688), (204, 631180), (209, 616080), (220, 585276), (228, 564740), (240, 536503), (255, 504944), (264, 487730), (272, 473385), (285, 451792), (302, 426360), (304, 423555), (323, 398640), (330, 390184), (340, 378708), (374, 344280), (380, 338844), (408, 315590), (418, 308040), (440, 292638), (453, 284240), (456, 282370), (510, 252472), (528, 243865), (561, 229520), (570, 225896), (604, 213180), (627, 205360), (646, 199320), (660, 195092), (680, 189354), (748, 172140), (755, 170544), (760, 169422), (816, 157795), (836, 154020), (880, 146319), (906, 142120), (912, 141185), (935, 137712), (969, 132880), (1020, 126236), (1045, 123216), (1122, 114760), (1140, 112948), (1208, 106590), (1254, 102680), (1292, 99660), (1320, 97546), (1360, 94677), (1496, 86070), (1510, 85272), (1520, 84711), (1615, 79728), (1661, 77520), (1672, 77010), (1812, 71060), (1870, 68856), (1938, 66440), (2040, 63118), (2090, 61608), (2244, 57380), (2265, 56848), (2280, 56474), (2416, 53295), (2508, 51340), (2567, 50160), (2584, 49830), (2640, 48773), (2805, 45904), (2869, 44880), (2992, 43035), (3020, 42636), (3135, 41072), (3230, 39864), (3322, 38760), (3344, 38505), (3553, 36240), (3624, 35530), (3740, 34428), (3876, 33220), (4080, 31559), (4180, 30804), (4488, 28690), (4530, 28424), (4560, 28237), (4845, 26576), (4983, 25840), (5016, 25670), (5134, 25080), (5168, 24915), (5610, 22952), (5738, 22440), (6040, 21318), (6270, 20536), (6460, 19932), (6644, 19380), (7106, 18120), (7248, 17765), (7480, 17214), (7701, 16720), (7752, 16610), (8305, 15504), (8360, 15402), (8607, 14960), (8976, 14345), (9060, 14212), (9690, 13288), (9966, 12920), (10032, 12835), (10268, 12540), (10659, 12080), (11220, 11476)]