289102020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{14557}}^1$

素因数の和:14900

約数の個数: 48

約数和(自身を含む): 811987008

約数和(自身を除く): 522884988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331, 662, 993, 1324, 1655, 1986, 3310, 3972, 4965, 6620, 9930, 14557, 19860, 29114, 43671, 58228, 72785, 87342, 145570, 174684, 218355, 291140, 436710, 873420, 4818367, 9636734, 14455101, 19273468, 24091835, 28910202, 48183670, 57820404, 72275505, 96367340, 144551010, 289102020]

約数ペア:

[(1, 289102020), (2, 144551010), (3, 96367340), (4, 72275505), (5, 57820404), (6, 48183670), (10, 28910202), (12, 24091835), (15, 19273468), (20, 14455101), (30, 9636734), (60, 4818367), (331, 873420), (662, 436710), (993, 291140), (1324, 218355), (1655, 174684), (1986, 145570), (3310, 87342), (3972, 72785), (4965, 58228), (6620, 43671), (9930, 29114), (14557, 19860)]