8727880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 23536440

約数和(自身を除く): 14808560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 70, 73, 98, 122, 140, 146, 196, 244, 245, 280, 292, 305, 365, 392, 427, 488, 490, 511, 584, 610, 730, 854, 980, 1022, 1220, 1460, 1708, 1960, 2044, 2135, 2440, 2555, 2920, 2989, 3416, 3577, 4088, 4270, 4453, 5110, 5978, 7154, 8540, 8906, 10220, 11956, 14308, 14945, 17080, 17812, 17885, 20440, 22265, 23912, 28616, 29890, 31171, 35624, 35770, 44530, 59780, 62342, 71540, 89060, 119560, 124684, 143080, 155855, 178120, 218197, 249368, 311710, 436394, 623420, 872788, 1090985, 1246840, 1745576, 2181970, 4363940, 8727880]

約数ペア:

[(1, 8727880), (2, 4363940), (4, 2181970), (5, 1745576), (7, 1246840), (8, 1090985), (10, 872788), (14, 623420), (20, 436394), (28, 311710), (35, 249368), (40, 218197), (49, 178120), (56, 155855), (61, 143080), (70, 124684), (73, 119560), (98, 89060), (122, 71540), (140, 62342), (146, 59780), (196, 44530), (244, 35770), (245, 35624), (280, 31171), (292, 29890), (305, 28616), (365, 23912), (392, 22265), (427, 20440), (488, 17885), (490, 17812), (511, 17080), (584, 14945), (610, 14308), (730, 11956), (854, 10220), (980, 8906), (1022, 8540), (1220, 7154), (1460, 5978), (1708, 5110), (1960, 4453), (2044, 4270), (2135, 4088), (2440, 3577), (2555, 3416), (2920, 2989)]