2666280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1$

素因数の和:1338

約数の個数: 64

約数和(自身を含む): 8475840

約数和(自身を除く): 5809560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 1307, 2040, 2614, 3921, 5228, 6535, 7842, 10456, 13070, 15684, 19605, 22219, 26140, 31368, 39210, 44438, 52280, 66657, 78420, 88876, 111095, 133314, 156840, 177752, 222190, 266628, 333285, 444380, 533256, 666570, 888760, 1333140, 2666280]

約数ペア:

[(1, 2666280), (2, 1333140), (3, 888760), (4, 666570), (5, 533256), (6, 444380), (8, 333285), (10, 266628), (12, 222190), (15, 177752), (17, 156840), (20, 133314), (24, 111095), (30, 88876), (34, 78420), (40, 66657), (51, 52280), (60, 44438), (68, 39210), (85, 31368), (102, 26140), (120, 22219), (136, 19605), (170, 15684), (204, 13070), (255, 10456), (340, 7842), (408, 6535), (510, 5228), (680, 3921), (1020, 2614), (1307, 2040)]