89471360

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 237945600

約数和(自身を除く): 148474240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 128, 142, 160, 176, 179, 220, 284, 320, 352, 355, 358, 440, 568, 640, 704, 710, 716, 781, 880, 895, 1136, 1408, 1420, 1432, 1562, 1760, 1790, 1969, 2272, 2840, 2864, 3124, 3520, 3580, 3905, 3938, 4544, 5680, 5728, 6248, 7040, 7160, 7810, 7876, 9088, 9845, 11360, 11456, 12496, 12709, 14320, 15620, 15752, 19690, 22720, 22912, 24992, 25418, 28640, 31240, 31504, 39380, 45440, 49984, 50836, 57280, 62480, 63008, 63545, 78760, 99968, 101672, 114560, 124960, 126016, 127090, 139799, 157520, 203344, 249920, 252032, 254180, 279598, 315040, 406688, 499840, 508360, 559196, 630080, 698995, 813376, 1016720, 1118392, 1260160, 1397990, 1626752, 2033440, 2236784, 2795980, 4066880, 4473568, 5591960, 8133760, 8947136, 11183920, 17894272, 22367840, 44735680, 89471360]

約数ペア:

[(1, 89471360), (2, 44735680), (4, 22367840), (5, 17894272), (8, 11183920), (10, 8947136), (11, 8133760), (16, 5591960), (20, 4473568), (22, 4066880), (32, 2795980), (40, 2236784), (44, 2033440), (55, 1626752), (64, 1397990), (71, 1260160), (80, 1118392), (88, 1016720), (110, 813376), (128, 698995), (142, 630080), (160, 559196), (176, 508360), (179, 499840), (220, 406688), (284, 315040), (320, 279598), (352, 254180), (355, 252032), (358, 249920), (440, 203344), (568, 157520), (640, 139799), (704, 127090), (710, 126016), (716, 124960), (781, 114560), (880, 101672), (895, 99968), (1136, 78760), (1408, 63545), (1420, 63008), (1432, 62480), (1562, 57280), (1760, 50836), (1790, 49984), (1969, 45440), (2272, 39380), (2840, 31504), (2864, 31240), (3124, 28640), (3520, 25418), (3580, 24992), (3905, 22912), (3938, 22720), (4544, 19690), (5680, 15752), (5728, 15620), (6248, 14320), (7040, 12709), (7160, 12496), (7810, 11456), (7876, 11360), (9088, 9845)]