681118240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{9439}}^1$

素因数の和:9506

約数の個数: 96

約数和(自身を含む): 1798433280

約数和(自身を除く): 1117315040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 80, 82, 88, 110, 160, 164, 176, 205, 220, 328, 352, 410, 440, 451, 656, 820, 880, 902, 1312, 1640, 1760, 1804, 2255, 3280, 3608, 4510, 6560, 7216, 9020, 9439, 14432, 18040, 18878, 36080, 37756, 47195, 72160, 75512, 94390, 103829, 151024, 188780, 207658, 302048, 377560, 386999, 415316, 519145, 755120, 773998, 830632, 1038290, 1510240, 1547996, 1661264, 1934995, 2076580, 3095992, 3322528, 3869990, 4153160, 4256989, 6191984, 7739980, 8306320, 8513978, 12383968, 15479960, 16612640, 17027956, 21284945, 30959920, 34055912, 42569890, 61919840, 68111824, 85139780, 136223648, 170279560, 340559120, 681118240]

約数ペア:

[(1, 681118240), (2, 340559120), (4, 170279560), (5, 136223648), (8, 85139780), (10, 68111824), (11, 61919840), (16, 42569890), (20, 34055912), (22, 30959920), (32, 21284945), (40, 17027956), (41, 16612640), (44, 15479960), (55, 12383968), (80, 8513978), (82, 8306320), (88, 7739980), (110, 6191984), (160, 4256989), (164, 4153160), (176, 3869990), (205, 3322528), (220, 3095992), (328, 2076580), (352, 1934995), (410, 1661264), (440, 1547996), (451, 1510240), (656, 1038290), (820, 830632), (880, 773998), (902, 755120), (1312, 519145), (1640, 415316), (1760, 386999), (1804, 377560), (2255, 302048), (3280, 207658), (3608, 188780), (4510, 151024), (6560, 103829), (7216, 94390), (9020, 75512), (9439, 72160), (14432, 47195), (18040, 37756), (18878, 36080)]