306749680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{201809}}^1$

素因数の和:201841

約数の個数: 40

約数和(自身を含む): 750733200

約数和(自身を除く): 443983520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 201809, 403618, 807236, 1009045, 1614472, 2018090, 3228944, 3834371, 4036180, 7668742, 8072360, 15337484, 16144720, 19171855, 30674968, 38343710, 61349936, 76687420, 153374840, 306749680]

約数ペア:

[(1, 306749680), (2, 153374840), (4, 76687420), (5, 61349936), (8, 38343710), (10, 30674968), (16, 19171855), (19, 16144720), (20, 15337484), (38, 8072360), (40, 7668742), (76, 4036180), (80, 3834371), (95, 3228944), (152, 2018090), (190, 1614472), (304, 1009045), (380, 807236), (760, 403618), (1520, 201809)]