31370520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13759}}^1$

素因数の和:13792

約数の個数: 64

約数和(自身を含む): 99072000

約数和(自身を除く): 67701480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 13759, 27518, 41277, 55036, 68795, 82554, 110072, 137590, 165108, 206385, 261421, 275180, 330216, 412770, 522842, 550360, 784263, 825540, 1045684, 1307105, 1568526, 1651080, 2091368, 2614210, 3137052, 3921315, 5228420, 6274104, 7842630, 10456840, 15685260, 31370520]

約数ペア:

[(1, 31370520), (2, 15685260), (3, 10456840), (4, 7842630), (5, 6274104), (6, 5228420), (8, 3921315), (10, 3137052), (12, 2614210), (15, 2091368), (19, 1651080), (20, 1568526), (24, 1307105), (30, 1045684), (38, 825540), (40, 784263), (57, 550360), (60, 522842), (76, 412770), (95, 330216), (114, 275180), (120, 261421), (152, 206385), (190, 165108), (228, 137590), (285, 110072), (380, 82554), (456, 68795), (570, 55036), (760, 41277), (1140, 27518), (2280, 13759)]