309201970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{10853}}^1$

素因数の和:10915

約数の個数: 64

約数和(自身を含む): 712717056

約数和(自身を除く): 403515086

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 154, 185, 259, 370, 385, 407, 518, 770, 814, 1295, 2035, 2590, 2849, 4070, 5698, 10853, 14245, 21706, 28490, 54265, 75971, 108530, 119383, 151942, 238766, 379855, 401561, 596915, 759710, 803122, 835681, 1193830, 1671362, 2007805, 2810927, 4015610, 4178405, 4417171, 5621854, 8356810, 8834342, 14054635, 22085855, 28109270, 30920197, 44171710, 61840394, 154600985, 309201970]

約数ペア:

[(1, 309201970), (2, 154600985), (5, 61840394), (7, 44171710), (10, 30920197), (11, 28109270), (14, 22085855), (22, 14054635), (35, 8834342), (37, 8356810), (55, 5621854), (70, 4417171), (74, 4178405), (77, 4015610), (110, 2810927), (154, 2007805), (185, 1671362), (259, 1193830), (370, 835681), (385, 803122), (407, 759710), (518, 596915), (770, 401561), (814, 379855), (1295, 238766), (2035, 151942), (2590, 119383), (2849, 108530), (4070, 75971), (5698, 54265), (10853, 28490), (14245, 21706)]