78541320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 256

約数和(自身を含む): 290304000

約数和(自身を除く): 211762680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 23, 24, 26, 30, 33, 39, 40, 44, 46, 52, 55, 60, 65, 66, 69, 78, 88, 92, 104, 110, 115, 120, 130, 132, 138, 143, 156, 165, 184, 195, 199, 220, 230, 253, 260, 264, 276, 286, 299, 312, 330, 345, 390, 398, 429, 440, 460, 506, 520, 552, 572, 597, 598, 660, 690, 715, 759, 780, 796, 858, 897, 920, 995, 1012, 1144, 1194, 1196, 1265, 1320, 1380, 1430, 1495, 1518, 1560, 1592, 1716, 1794, 1990, 2024, 2145, 2189, 2388, 2392, 2530, 2587, 2760, 2860, 2985, 2990, 3036, 3289, 3432, 3588, 3795, 3980, 4290, 4378, 4485, 4577, 4776, 5060, 5174, 5720, 5970, 5980, 6072, 6567, 6578, 7176, 7590, 7761, 7960, 8580, 8756, 8970, 9154, 9867, 10120, 10348, 10945, 11940, 11960, 12935, 13134, 13156, 13731, 15180, 15522, 16445, 17160, 17512, 17940, 18308, 19734, 20696, 21890, 22885, 23880, 25870, 26268, 26312, 27462, 28457, 30360, 31044, 32835, 32890, 35880, 36616, 38805, 39468, 43780, 45770, 49335, 50347, 51740, 52536, 54924, 56914, 59501, 62088, 65670, 65780, 68655, 77610, 78936, 85371, 87560, 91540, 98670, 100694, 103480, 109848, 113828, 119002, 131340, 131560, 137310, 142285, 151041, 155220, 170742, 178503, 183080, 197340, 201388, 227656, 238004, 251735, 262680, 274620, 284570, 297505, 302082, 310440, 341484, 357006, 394680, 402776, 426855, 476008, 503470, 549240, 569140, 595010, 604164, 654511, 682968, 714012, 755205, 853710, 892515, 1006940, 1138280, 1190020, 1208328, 1309022, 1428024, 1510410, 1707420, 1785030, 1963533, 2013880, 2380040, 2618044, 3020820, 3272555, 3414840, 3570060, 3927066, 5236088, 6041640, 6545110, 7140120, 7854132, 9817665, 13090220, 15708264, 19635330, 26180440, 39270660, 78541320]

約数ペア:

[(1, 78541320), (2, 39270660), (3, 26180440), (4, 19635330), (5, 15708264), (6, 13090220), (8, 9817665), (10, 7854132), (11, 7140120), (12, 6545110), (13, 6041640), (15, 5236088), (20, 3927066), (22, 3570060), (23, 3414840), (24, 3272555), (26, 3020820), (30, 2618044), (33, 2380040), (39, 2013880), (40, 1963533), (44, 1785030), (46, 1707420), (52, 1510410), (55, 1428024), (60, 1309022), (65, 1208328), (66, 1190020), (69, 1138280), (78, 1006940), (88, 892515), (92, 853710), (104, 755205), (110, 714012), (115, 682968), (120, 654511), (130, 604164), (132, 595010), (138, 569140), (143, 549240), (156, 503470), (165, 476008), (184, 426855), (195, 402776), (199, 394680), (220, 357006), (230, 341484), (253, 310440), (260, 302082), (264, 297505), (276, 284570), (286, 274620), (299, 262680), (312, 251735), (330, 238004), (345, 227656), (390, 201388), (398, 197340), (429, 183080), (440, 178503), (460, 170742), (506, 155220), (520, 151041), (552, 142285), (572, 137310), (597, 131560), (598, 131340), (660, 119002), (690, 113828), (715, 109848), (759, 103480), (780, 100694), (796, 98670), (858, 91540), (897, 87560), (920, 85371), (995, 78936), (1012, 77610), (1144, 68655), (1194, 65780), (1196, 65670), (1265, 62088), (1320, 59501), (1380, 56914), (1430, 54924), (1495, 52536), (1518, 51740), (1560, 50347), (1592, 49335), (1716, 45770), (1794, 43780), (1990, 39468), (2024, 38805), (2145, 36616), (2189, 35880), (2388, 32890), (2392, 32835), (2530, 31044), (2587, 30360), (2760, 28457), (2860, 27462), (2985, 26312), (2990, 26268), (3036, 25870), (3289, 23880), (3432, 22885), (3588, 21890), (3795, 20696), (3980, 19734), (4290, 18308), (4378, 17940), (4485, 17512), (4577, 17160), (4776, 16445), (5060, 15522), (5174, 15180), (5720, 13731), (5970, 13156), (5980, 13134), (6072, 12935), (6567, 11960), (6578, 11940), (7176, 10945), (7590, 10348), (7761, 10120), (7960, 9867), (8580, 9154), (8756, 8970)]