8141120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:152

約数の個数: 112

約数和(自身を含む): 22189440

約数和(自身を除く): 14048320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 103, 104, 130, 152, 160, 190, 206, 208, 247, 260, 304, 320, 380, 412, 416, 494, 515, 520, 608, 760, 824, 832, 988, 1030, 1040, 1216, 1235, 1339, 1520, 1648, 1957, 1976, 2060, 2080, 2470, 2678, 3040, 3296, 3914, 3952, 4120, 4160, 4940, 5356, 6080, 6592, 6695, 7828, 7904, 8240, 9785, 9880, 10712, 13390, 15656, 15808, 16480, 19570, 19760, 21424, 25441, 26780, 31312, 32960, 39140, 39520, 42848, 50882, 53560, 62624, 78280, 79040, 85696, 101764, 107120, 125248, 127205, 156560, 203528, 214240, 254410, 313120, 407056, 428480, 508820, 626240, 814112, 1017640, 1628224, 2035280, 4070560, 8141120]

約数ペア:

[(1, 8141120), (2, 4070560), (4, 2035280), (5, 1628224), (8, 1017640), (10, 814112), (13, 626240), (16, 508820), (19, 428480), (20, 407056), (26, 313120), (32, 254410), (38, 214240), (40, 203528), (52, 156560), (64, 127205), (65, 125248), (76, 107120), (80, 101764), (95, 85696), (103, 79040), (104, 78280), (130, 62624), (152, 53560), (160, 50882), (190, 42848), (206, 39520), (208, 39140), (247, 32960), (260, 31312), (304, 26780), (320, 25441), (380, 21424), (412, 19760), (416, 19570), (494, 16480), (515, 15808), (520, 15656), (608, 13390), (760, 10712), (824, 9880), (832, 9785), (988, 8240), (1030, 7904), (1040, 7828), (1216, 6695), (1235, 6592), (1339, 6080), (1520, 5356), (1648, 4940), (1957, 4160), (1976, 4120), (2060, 3952), (2080, 3914), (2470, 3296), (2678, 3040)]