18284520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8963}}^1$

素因数の和:8994

約数の個数: 64

約数和(自身を含む): 58086720

約数和(自身を除く): 39802200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 8963, 17926, 26889, 35852, 44815, 53778, 71704, 89630, 107556, 134445, 152371, 179260, 215112, 268890, 304742, 358520, 457113, 537780, 609484, 761855, 914226, 1075560, 1218968, 1523710, 1828452, 2285565, 3047420, 3656904, 4571130, 6094840, 9142260, 18284520]

約数ペア:

[(1, 18284520), (2, 9142260), (3, 6094840), (4, 4571130), (5, 3656904), (6, 3047420), (8, 2285565), (10, 1828452), (12, 1523710), (15, 1218968), (17, 1075560), (20, 914226), (24, 761855), (30, 609484), (34, 537780), (40, 457113), (51, 358520), (60, 304742), (68, 268890), (85, 215112), (102, 179260), (120, 152371), (136, 134445), (170, 107556), (204, 89630), (255, 71704), (340, 53778), (408, 44815), (510, 35852), (680, 26889), (1020, 17926), (2040, 8963)]