43254640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 124992000

約数和(自身を除く): 81737360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 110, 130, 143, 152, 176, 190, 199, 208, 209, 220, 247, 260, 286, 304, 380, 398, 418, 440, 494, 520, 572, 715, 760, 796, 836, 880, 988, 995, 1040, 1045, 1144, 1235, 1430, 1520, 1592, 1672, 1976, 1990, 2090, 2189, 2288, 2470, 2587, 2717, 2860, 3184, 3344, 3781, 3952, 3980, 4180, 4378, 4940, 5174, 5434, 5720, 7562, 7960, 8360, 8756, 9880, 10348, 10868, 10945, 11440, 12935, 13585, 15124, 15920, 16720, 17512, 18905, 19760, 20696, 21736, 21890, 25870, 27170, 28457, 30248, 35024, 37810, 41392, 41591, 43472, 43780, 49153, 51740, 54340, 56914, 60496, 75620, 83182, 87560, 98306, 103480, 108680, 113828, 142285, 151240, 166364, 175120, 196612, 206960, 207955, 217360, 227656, 245765, 284570, 302480, 332728, 393224, 415910, 455312, 491530, 540683, 569140, 665456, 786448, 831820, 983060, 1081366, 1138280, 1663640, 1966120, 2162732, 2276560, 2703415, 3327280, 3932240, 4325464, 5406830, 8650928, 10813660, 21627320, 43254640]

約数ペア:

[(1, 43254640), (2, 21627320), (4, 10813660), (5, 8650928), (8, 5406830), (10, 4325464), (11, 3932240), (13, 3327280), (16, 2703415), (19, 2276560), (20, 2162732), (22, 1966120), (26, 1663640), (38, 1138280), (40, 1081366), (44, 983060), (52, 831820), (55, 786448), (65, 665456), (76, 569140), (80, 540683), (88, 491530), (95, 455312), (104, 415910), (110, 393224), (130, 332728), (143, 302480), (152, 284570), (176, 245765), (190, 227656), (199, 217360), (208, 207955), (209, 206960), (220, 196612), (247, 175120), (260, 166364), (286, 151240), (304, 142285), (380, 113828), (398, 108680), (418, 103480), (440, 98306), (494, 87560), (520, 83182), (572, 75620), (715, 60496), (760, 56914), (796, 54340), (836, 51740), (880, 49153), (988, 43780), (995, 43472), (1040, 41591), (1045, 41392), (1144, 37810), (1235, 35024), (1430, 30248), (1520, 28457), (1592, 27170), (1672, 25870), (1976, 21890), (1990, 21736), (2090, 20696), (2189, 19760), (2288, 18905), (2470, 17512), (2587, 16720), (2717, 15920), (2860, 15124), (3184, 13585), (3344, 12935), (3781, 11440), (3952, 10945), (3980, 10868), (4180, 10348), (4378, 9880), (4940, 8756), (5174, 8360), (5434, 7960), (5720, 7562)]