87431520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:629

約数の個数: 192

約数和(自身を含む): 311351040

約数和(自身を除く): 223919520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 32, 33, 40, 44, 48, 55, 58, 60, 66, 80, 87, 88, 96, 110, 116, 120, 132, 145, 160, 165, 174, 176, 220, 232, 240, 264, 290, 319, 330, 348, 352, 435, 440, 464, 480, 528, 571, 580, 638, 660, 696, 870, 880, 928, 957, 1056, 1142, 1160, 1276, 1320, 1392, 1595, 1713, 1740, 1760, 1914, 2284, 2320, 2552, 2640, 2784, 2855, 3190, 3426, 3480, 3828, 4568, 4640, 4785, 5104, 5280, 5710, 6281, 6380, 6852, 6960, 7656, 8565, 9136, 9570, 10208, 11420, 12562, 12760, 13704, 13920, 15312, 16559, 17130, 18272, 18843, 19140, 22840, 25124, 25520, 27408, 30624, 31405, 33118, 34260, 37686, 38280, 45680, 49677, 50248, 51040, 54816, 62810, 66236, 68520, 75372, 76560, 82795, 91360, 94215, 99354, 100496, 125620, 132472, 137040, 150744, 153120, 165590, 182149, 188430, 198708, 200992, 248385, 251240, 264944, 274080, 301488, 331180, 364298, 376860, 397416, 496770, 502480, 529888, 546447, 602976, 662360, 728596, 753720, 794832, 910745, 993540, 1004960, 1092894, 1324720, 1457192, 1507440, 1589664, 1821490, 1987080, 2185788, 2649440, 2732235, 2914384, 3014880, 3642980, 3974160, 4371576, 5464470, 5828768, 7285960, 7948320, 8743152, 10928940, 14571920, 17486304, 21857880, 29143840, 43715760, 87431520]

約数ペア:

[(1, 87431520), (2, 43715760), (3, 29143840), (4, 21857880), (5, 17486304), (6, 14571920), (8, 10928940), (10, 8743152), (11, 7948320), (12, 7285960), (15, 5828768), (16, 5464470), (20, 4371576), (22, 3974160), (24, 3642980), (29, 3014880), (30, 2914384), (32, 2732235), (33, 2649440), (40, 2185788), (44, 1987080), (48, 1821490), (55, 1589664), (58, 1507440), (60, 1457192), (66, 1324720), (80, 1092894), (87, 1004960), (88, 993540), (96, 910745), (110, 794832), (116, 753720), (120, 728596), (132, 662360), (145, 602976), (160, 546447), (165, 529888), (174, 502480), (176, 496770), (220, 397416), (232, 376860), (240, 364298), (264, 331180), (290, 301488), (319, 274080), (330, 264944), (348, 251240), (352, 248385), (435, 200992), (440, 198708), (464, 188430), (480, 182149), (528, 165590), (571, 153120), (580, 150744), (638, 137040), (660, 132472), (696, 125620), (870, 100496), (880, 99354), (928, 94215), (957, 91360), (1056, 82795), (1142, 76560), (1160, 75372), (1276, 68520), (1320, 66236), (1392, 62810), (1595, 54816), (1713, 51040), (1740, 50248), (1760, 49677), (1914, 45680), (2284, 38280), (2320, 37686), (2552, 34260), (2640, 33118), (2784, 31405), (2855, 30624), (3190, 27408), (3426, 25520), (3480, 25124), (3828, 22840), (4568, 19140), (4640, 18843), (4785, 18272), (5104, 17130), (5280, 16559), (5710, 15312), (6281, 13920), (6380, 13704), (6852, 12760), (6960, 12562), (7656, 11420), (8565, 10208), (9136, 9570)]