129640860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11807}}^1$

素因数の和:11883

約数の個数: 72

約数和(自身を含む): 399724416

約数和(自身を除く): 270083556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 11807, 23614, 35421, 47228, 59035, 70842, 106263, 118070, 141684, 177105, 212526, 236140, 354210, 425052, 531315, 708420, 720227, 1062630, 1440454, 2125260, 2160681, 2880908, 3601135, 4321362, 6482043, 7202270, 8642724, 10803405, 12964086, 14404540, 21606810, 25928172, 32410215, 43213620, 64820430, 129640860]

約数ペア:

[(1, 129640860), (2, 64820430), (3, 43213620), (4, 32410215), (5, 25928172), (6, 21606810), (9, 14404540), (10, 12964086), (12, 10803405), (15, 8642724), (18, 7202270), (20, 6482043), (30, 4321362), (36, 3601135), (45, 2880908), (60, 2160681), (61, 2125260), (90, 1440454), (122, 1062630), (180, 720227), (183, 708420), (244, 531315), (305, 425052), (366, 354210), (549, 236140), (610, 212526), (732, 177105), (915, 141684), (1098, 118070), (1220, 106263), (1830, 70842), (2196, 59035), (2745, 47228), (3660, 35421), (5490, 23614), (10980, 11807)]