213206520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{104513}}^1$

素因数の和:104544

約数の個数: 64

約数和(自身を含む): 677250720

約数和(自身を除く): 464044200

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, 104513, 209026, 313539, 418052, 522565, 627078, 836104, 1045130, 1254156, 1567695, 1776721, 2090260, 2508312, 3135390, 3553442, 4180520, 5330163, 6270780, 7106884, 8883605, 10660326, 12541560, 14213768, 17767210, 21320652, 26650815, 35534420, 42641304, 53301630, 71068840, 106603260, 213206520]

約数ペア:

[(1, 213206520), (2, 106603260), (3, 71068840), (4, 53301630), (5, 42641304), (6, 35534420), (8, 26650815), (10, 21320652), (12, 17767210), (15, 14213768), (17, 12541560), (20, 10660326), (24, 8883605), (30, 7106884), (34, 6270780), (40, 5330163), (51, 4180520), (60, 3553442), (68, 3135390), (85, 2508312), (102, 2090260), (120, 1776721), (136, 1567695), (170, 1254156), (204, 1045130), (255, 836104), (340, 627078), (408, 522565), (510, 418052), (680, 313539), (1020, 209026), (2040, 104513)]