298870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:61

約数の個数: 48

約数和(自身を含む): 670320

約数和(自身を除く): 371450

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 121, 130, 143, 190, 209, 242, 247, 286, 418, 494, 605, 715, 1045, 1210, 1235, 1430, 1573, 2090, 2299, 2470, 2717, 3146, 4598, 5434, 7865, 11495, 13585, 15730, 22990, 27170, 29887, 59774, 149435, 298870]

約数ペア:

[(1, 298870), (2, 149435), (5, 59774), (10, 29887), (11, 27170), (13, 22990), (19, 15730), (22, 13585), (26, 11495), (38, 7865), (55, 5434), (65, 4598), (95, 3146), (110, 2717), (121, 2470), (130, 2299), (143, 2090), (190, 1573), (209, 1430), (242, 1235), (247, 1210), (286, 1045), (418, 715), (494, 605)]