64881960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 256

約数和(自身を含む): 241920000

約数和(自身を除く): 177038040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 19, 20, 22, 24, 26, 30, 33, 38, 39, 40, 44, 52, 55, 57, 60, 65, 66, 76, 78, 88, 95, 104, 110, 114, 120, 130, 132, 143, 152, 156, 165, 190, 195, 199, 209, 220, 228, 247, 260, 264, 285, 286, 312, 330, 380, 390, 398, 418, 429, 440, 456, 494, 520, 570, 572, 597, 627, 660, 715, 741, 760, 780, 796, 836, 858, 988, 995, 1045, 1140, 1144, 1194, 1235, 1254, 1320, 1430, 1482, 1560, 1592, 1672, 1716, 1976, 1990, 2090, 2145, 2189, 2280, 2388, 2470, 2508, 2587, 2717, 2860, 2964, 2985, 3135, 3432, 3705, 3781, 3980, 4180, 4290, 4378, 4776, 4940, 5016, 5174, 5434, 5720, 5928, 5970, 6270, 6567, 7410, 7562, 7761, 7960, 8151, 8360, 8580, 8756, 9880, 10348, 10868, 10945, 11343, 11940, 12540, 12935, 13134, 13585, 14820, 15124, 15522, 16302, 17160, 17512, 18905, 20696, 21736, 21890, 22686, 23880, 25080, 25870, 26268, 27170, 28457, 29640, 30248, 31044, 32604, 32835, 37810, 38805, 40755, 41591, 43780, 45372, 49153, 51740, 52536, 54340, 56715, 56914, 62088, 65208, 65670, 75620, 77610, 81510, 83182, 85371, 87560, 90744, 98306, 103480, 108680, 113430, 113828, 124773, 131340, 142285, 147459, 151240, 155220, 163020, 166364, 170742, 196612, 207955, 226860, 227656, 245765, 249546, 262680, 284570, 294918, 310440, 326040, 332728, 341484, 393224, 415910, 426855, 453720, 491530, 499092, 540683, 569140, 589836, 623865, 682968, 737295, 831820, 853710, 983060, 998184, 1081366, 1138280, 1179672, 1247730, 1474590, 1622049, 1663640, 1707420, 1966120, 2162732, 2495460, 2703415, 2949180, 3244098, 3414840, 4325464, 4990920, 5406830, 5898360, 6488196, 8110245, 10813660, 12976392, 16220490, 21627320, 32440980, 64881960]

約数ペア:

[(1, 64881960), (2, 32440980), (3, 21627320), (4, 16220490), (5, 12976392), (6, 10813660), (8, 8110245), (10, 6488196), (11, 5898360), (12, 5406830), (13, 4990920), (15, 4325464), (19, 3414840), (20, 3244098), (22, 2949180), (24, 2703415), (26, 2495460), (30, 2162732), (33, 1966120), (38, 1707420), (39, 1663640), (40, 1622049), (44, 1474590), (52, 1247730), (55, 1179672), (57, 1138280), (60, 1081366), (65, 998184), (66, 983060), (76, 853710), (78, 831820), (88, 737295), (95, 682968), (104, 623865), (110, 589836), (114, 569140), (120, 540683), (130, 499092), (132, 491530), (143, 453720), (152, 426855), (156, 415910), (165, 393224), (190, 341484), (195, 332728), (199, 326040), (209, 310440), (220, 294918), (228, 284570), (247, 262680), (260, 249546), (264, 245765), (285, 227656), (286, 226860), (312, 207955), (330, 196612), (380, 170742), (390, 166364), (398, 163020), (418, 155220), (429, 151240), (440, 147459), (456, 142285), (494, 131340), (520, 124773), (570, 113828), (572, 113430), (597, 108680), (627, 103480), (660, 98306), (715, 90744), (741, 87560), (760, 85371), (780, 83182), (796, 81510), (836, 77610), (858, 75620), (988, 65670), (995, 65208), (1045, 62088), (1140, 56914), (1144, 56715), (1194, 54340), (1235, 52536), (1254, 51740), (1320, 49153), (1430, 45372), (1482, 43780), (1560, 41591), (1592, 40755), (1672, 38805), (1716, 37810), (1976, 32835), (1990, 32604), (2090, 31044), (2145, 30248), (2189, 29640), (2280, 28457), (2388, 27170), (2470, 26268), (2508, 25870), (2587, 25080), (2717, 23880), (2860, 22686), (2964, 21890), (2985, 21736), (3135, 20696), (3432, 18905), (3705, 17512), (3781, 17160), (3980, 16302), (4180, 15522), (4290, 15124), (4378, 14820), (4776, 13585), (4940, 13134), (5016, 12935), (5174, 12540), (5434, 11940), (5720, 11343), (5928, 10945), (5970, 10868), (6270, 10348), (6567, 9880), (7410, 8756), (7562, 8580), (7761, 8360), (7960, 8151)]