81552030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1433}}^1$

素因数の和:1721

約数の個数: 64

約数和(自身を含む): 224667648

約数和(自身を除く): 143115618

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 271, 542, 813, 1355, 1433, 1626, 1897, 2710, 2866, 3794, 4065, 4299, 5691, 7165, 8130, 8598, 9485, 10031, 11382, 14330, 18970, 20062, 21495, 28455, 30093, 42990, 50155, 56910, 60186, 100310, 150465, 300930, 388343, 776686, 1165029, 1941715, 2330058, 2718401, 3883430, 5436802, 5825145, 8155203, 11650290, 13592005, 16310406, 27184010, 40776015, 81552030]

約数ペア:

[(1, 81552030), (2, 40776015), (3, 27184010), (5, 16310406), (6, 13592005), (7, 11650290), (10, 8155203), (14, 5825145), (15, 5436802), (21, 3883430), (30, 2718401), (35, 2330058), (42, 1941715), (70, 1165029), (105, 776686), (210, 388343), (271, 300930), (542, 150465), (813, 100310), (1355, 60186), (1433, 56910), (1626, 50155), (1897, 42990), (2710, 30093), (2866, 28455), (3794, 21495), (4065, 20062), (4299, 18970), (5691, 14330), (7165, 11382), (8130, 10031), (8598, 9485)]