91991680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:282

約数の個数: 128

約数和(自身を含む): 244555200

約数和(自身を除く): 152563520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 73, 80, 88, 110, 128, 146, 160, 176, 179, 220, 292, 320, 352, 358, 365, 440, 584, 640, 704, 716, 730, 803, 880, 895, 1168, 1408, 1432, 1460, 1606, 1760, 1790, 1969, 2336, 2864, 2920, 3212, 3520, 3580, 3938, 4015, 4672, 5728, 5840, 6424, 7040, 7160, 7876, 8030, 9344, 9845, 11456, 11680, 12848, 13067, 14320, 15752, 16060, 19690, 22912, 23360, 25696, 26134, 28640, 31504, 32120, 39380, 46720, 51392, 52268, 57280, 63008, 64240, 65335, 78760, 102784, 104536, 114560, 126016, 128480, 130670, 143737, 157520, 209072, 252032, 256960, 261340, 287474, 315040, 418144, 513920, 522680, 574948, 630080, 718685, 836288, 1045360, 1149896, 1260160, 1437370, 1672576, 2090720, 2299792, 2874740, 4181440, 4599584, 5749480, 8362880, 9199168, 11498960, 18398336, 22997920, 45995840, 91991680]

約数ペア:

[(1, 91991680), (2, 45995840), (4, 22997920), (5, 18398336), (8, 11498960), (10, 9199168), (11, 8362880), (16, 5749480), (20, 4599584), (22, 4181440), (32, 2874740), (40, 2299792), (44, 2090720), (55, 1672576), (64, 1437370), (73, 1260160), (80, 1149896), (88, 1045360), (110, 836288), (128, 718685), (146, 630080), (160, 574948), (176, 522680), (179, 513920), (220, 418144), (292, 315040), (320, 287474), (352, 261340), (358, 256960), (365, 252032), (440, 209072), (584, 157520), (640, 143737), (704, 130670), (716, 128480), (730, 126016), (803, 114560), (880, 104536), (895, 102784), (1168, 78760), (1408, 65335), (1432, 64240), (1460, 63008), (1606, 57280), (1760, 52268), (1790, 51392), (1969, 46720), (2336, 39380), (2864, 32120), (2920, 31504), (3212, 28640), (3520, 26134), (3580, 25696), (3938, 23360), (4015, 22912), (4672, 19690), (5728, 16060), (5840, 15752), (6424, 14320), (7040, 13067), (7160, 12848), (7876, 11680), (8030, 11456), (9344, 9845)]