127580440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:429

約数の個数: 128

約数和(自身を含む): 335160000

約数和(自身を除く): 207579560

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 37, 38, 40, 52, 65, 74, 76, 95, 104, 130, 148, 152, 185, 190, 247, 260, 296, 349, 370, 380, 481, 494, 520, 698, 703, 740, 760, 962, 988, 1235, 1396, 1406, 1480, 1745, 1924, 1976, 2405, 2470, 2792, 2812, 3490, 3515, 3848, 4537, 4810, 4940, 5624, 6631, 6980, 7030, 9074, 9139, 9620, 9880, 12913, 13262, 13960, 14060, 18148, 18278, 19240, 22685, 25826, 26524, 28120, 33155, 36296, 36556, 45370, 45695, 51652, 53048, 64565, 66310, 73112, 86203, 90740, 91390, 103304, 129130, 132620, 167869, 172406, 181480, 182780, 245347, 258260, 265240, 335738, 344812, 365560, 431015, 490694, 516520, 671476, 689624, 839345, 862030, 981388, 1226735, 1342952, 1678690, 1724060, 1962776, 2453470, 3189511, 3357380, 3448120, 4906940, 6379022, 6714760, 9813880, 12758044, 15947555, 25516088, 31895110, 63790220, 127580440]

約数ペア:

[(1, 127580440), (2, 63790220), (4, 31895110), (5, 25516088), (8, 15947555), (10, 12758044), (13, 9813880), (19, 6714760), (20, 6379022), (26, 4906940), (37, 3448120), (38, 3357380), (40, 3189511), (52, 2453470), (65, 1962776), (74, 1724060), (76, 1678690), (95, 1342952), (104, 1226735), (130, 981388), (148, 862030), (152, 839345), (185, 689624), (190, 671476), (247, 516520), (260, 490694), (296, 431015), (349, 365560), (370, 344812), (380, 335738), (481, 265240), (494, 258260), (520, 245347), (698, 182780), (703, 181480), (740, 172406), (760, 167869), (962, 132620), (988, 129130), (1235, 103304), (1396, 91390), (1406, 90740), (1480, 86203), (1745, 73112), (1924, 66310), (1976, 64565), (2405, 53048), (2470, 51652), (2792, 45695), (2812, 45370), (3490, 36556), (3515, 36296), (3848, 33155), (4537, 28120), (4810, 26524), (4940, 25826), (5624, 22685), (6631, 19240), (6980, 18278), (7030, 18148), (9074, 14060), (9139, 13960), (9620, 13262), (9880, 12913)]