87303920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 120

約数和(自身を含む): 231547680

約数和(自身を除く): 144243760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 121, 145, 176, 220, 232, 242, 290, 311, 319, 440, 464, 484, 580, 605, 622, 638, 880, 968, 1160, 1210, 1244, 1276, 1555, 1595, 1936, 2320, 2420, 2488, 2552, 3110, 3190, 3421, 3509, 4840, 4976, 5104, 6220, 6380, 6842, 7018, 9019, 9680, 12440, 12760, 13684, 14036, 17105, 17545, 18038, 24880, 25520, 27368, 28072, 34210, 35090, 36076, 37631, 45095, 54736, 56144, 68420, 70180, 72152, 75262, 90190, 99209, 136840, 140360, 144304, 150524, 180380, 188155, 198418, 273680, 280720, 301048, 360760, 376310, 396836, 496045, 602096, 721520, 752620, 793672, 992090, 1091299, 1505240, 1587344, 1984180, 2182598, 3010480, 3968360, 4365196, 5456495, 7936720, 8730392, 10912990, 17460784, 21825980, 43651960, 87303920]

約数ペア:

[(1, 87303920), (2, 43651960), (4, 21825980), (5, 17460784), (8, 10912990), (10, 8730392), (11, 7936720), (16, 5456495), (20, 4365196), (22, 3968360), (29, 3010480), (40, 2182598), (44, 1984180), (55, 1587344), (58, 1505240), (80, 1091299), (88, 992090), (110, 793672), (116, 752620), (121, 721520), (145, 602096), (176, 496045), (220, 396836), (232, 376310), (242, 360760), (290, 301048), (311, 280720), (319, 273680), (440, 198418), (464, 188155), (484, 180380), (580, 150524), (605, 144304), (622, 140360), (638, 136840), (880, 99209), (968, 90190), (1160, 75262), (1210, 72152), (1244, 70180), (1276, 68420), (1555, 56144), (1595, 54736), (1936, 45095), (2320, 37631), (2420, 36076), (2488, 35090), (2552, 34210), (3110, 28072), (3190, 27368), (3421, 25520), (3509, 24880), (4840, 18038), (4976, 17545), (5104, 17105), (6220, 14036), (6380, 13684), (6842, 12760), (7018, 12440), (9019, 9680)]