157499820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18617}}^1$

素因数の和:18679

約数の個数: 72

約数和(自身を含む): 487940544

約数和(自身を除く): 330440724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 18617, 37234, 55851, 74468, 93085, 111702, 167553, 186170, 223404, 279255, 335106, 372340, 558510, 670212, 837765, 874999, 1117020, 1675530, 1749998, 2624997, 3351060, 3499996, 4374995, 5249994, 7874991, 8749990, 10499988, 13124985, 15749982, 17499980, 26249970, 31499964, 39374955, 52499940, 78749910, 157499820]

約数ペア:

[(1, 157499820), (2, 78749910), (3, 52499940), (4, 39374955), (5, 31499964), (6, 26249970), (9, 17499980), (10, 15749982), (12, 13124985), (15, 10499988), (18, 8749990), (20, 7874991), (30, 5249994), (36, 4374995), (45, 3499996), (47, 3351060), (60, 2624997), (90, 1749998), (94, 1675530), (141, 1117020), (180, 874999), (188, 837765), (235, 670212), (282, 558510), (423, 372340), (470, 335106), (564, 279255), (705, 223404), (846, 186170), (940, 167553), (1410, 111702), (1692, 93085), (2115, 74468), (2820, 55851), (4230, 37234), (8460, 18617)]