127301240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{829}}^1$

素因数の和:1200

約数の個数: 64

約数和(自身を含む): 313740000

約数和(自身を除く): 186438760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 349, 440, 698, 829, 1396, 1658, 1745, 2792, 3316, 3490, 3839, 4145, 6632, 6980, 7678, 8290, 9119, 13960, 15356, 16580, 18238, 19195, 30712, 33160, 36476, 38390, 45595, 72952, 76780, 91190, 153560, 182380, 289321, 364760, 578642, 1157284, 1446605, 2314568, 2893210, 3182531, 5786420, 6365062, 11572840, 12730124, 15912655, 25460248, 31825310, 63650620, 127301240]

約数ペア:

[(1, 127301240), (2, 63650620), (4, 31825310), (5, 25460248), (8, 15912655), (10, 12730124), (11, 11572840), (20, 6365062), (22, 5786420), (40, 3182531), (44, 2893210), (55, 2314568), (88, 1446605), (110, 1157284), (220, 578642), (349, 364760), (440, 289321), (698, 182380), (829, 153560), (1396, 91190), (1658, 76780), (1745, 72952), (2792, 45595), (3316, 38390), (3490, 36476), (3839, 33160), (4145, 30712), (6632, 19195), (6980, 18238), (7678, 16580), (8290, 15356), (9119, 13960)]