269489156980

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{691}}^1\times {\mathrm{77689}}^1$

素因数の和:78640

約数の個数: 48

約数和(自身を含む): 569011504320

約数和(自身を除く): 299522347340

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 691, 1004, 1255, 1382, 2510, 2764, 3455, 5020, 6910, 13820, 77689, 155378, 173441, 310756, 346882, 388445, 693764, 776890, 867205, 1553780, 1734410, 3468820, 19499939, 38999878, 53683099, 77999756, 97499695, 107366198, 194999390, 214732396, 268415495, 389998780, 536830990, 1073661980, 13474457849, 26948915698, 53897831396, 67372289245, 134744578490, 269489156980]

約数ペア:

[(1, 269489156980), (2, 134744578490), (4, 67372289245), (5, 53897831396), (10, 26948915698), (20, 13474457849), (251, 1073661980), (502, 536830990), (691, 389998780), (1004, 268415495), (1255, 214732396), (1382, 194999390), (2510, 107366198), (2764, 97499695), (3455, 77999756), (5020, 53683099), (6910, 38999878), (13820, 19499939), (77689, 3468820), (155378, 1734410), (173441, 1553780), (310756, 867205), (346882, 776890), (388445, 693764)]