20147196420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73589}}^1$

素因数の和:73636

約数の個数: 180

約数和(自身を含む): 68439141540

約数和(自身を除く): 48291945120

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 169, 180, 195, 234, 260, 270, 324, 338, 351, 390, 405, 468, 507, 540, 585, 676, 702, 780, 810, 845, 1014, 1053, 1170, 1404, 1521, 1620, 1690, 1755, 2028, 2106, 2340, 2535, 3042, 3380, 3510, 4212, 4563, 5070, 5265, 6084, 7020, 7605, 9126, 10140, 10530, 13689, 15210, 18252, 21060, 22815, 27378, 30420, 45630, 54756, 68445, 73589, 91260, 136890, 147178, 220767, 273780, 294356, 367945, 441534, 662301, 735890, 883068, 956657, 1103835, 1324602, 1471780, 1913314, 1986903, 2207670, 2649204, 2869971, 3311505, 3826628, 3973806, 4415340, 4783285, 5739942, 5960709, 6623010, 7947612, 8609913, 9566570, 9934515, 11479884, 11921418, 12436541, 13246020, 14349855, 17219826, 19133140, 19869030, 23842836, 24873082, 25829739, 28699710, 29803545, 34439652, 37309623, 39738060, 43049565, 49746164, 51659478, 57399420, 59607090, 62182705, 74619246, 77489217, 86099130, 103318956, 111928869, 119214180, 124365410, 129148695, 149238492, 154978434, 172198260, 186548115, 223857738, 248730820, 258297390, 309956868, 335786607, 373096230, 387446085, 447715476, 516594780, 559644345, 671573214, 746192460, 774892170, 1007359821, 1119288690, 1343146428, 1549784340, 1678933035, 2014719642, 2238577380, 3357866070, 4029439284, 5036799105, 6715732140, 10073598210, 20147196420]

約数ペア:

[(1, 20147196420), (2, 10073598210), (3, 6715732140), (4, 5036799105), (5, 4029439284), (6, 3357866070), (9, 2238577380), (10, 2014719642), (12, 1678933035), (13, 1549784340), (15, 1343146428), (18, 1119288690), (20, 1007359821), (26, 774892170), (27, 746192460), (30, 671573214), (36, 559644345), (39, 516594780), (45, 447715476), (52, 387446085), (54, 373096230), (60, 335786607), (65, 309956868), (78, 258297390), (81, 248730820), (90, 223857738), (108, 186548115), (117, 172198260), (130, 154978434), (135, 149238492), (156, 129148695), (162, 124365410), (169, 119214180), (180, 111928869), (195, 103318956), (234, 86099130), (260, 77489217), (270, 74619246), (324, 62182705), (338, 59607090), (351, 57399420), (390, 51659478), (405, 49746164), (468, 43049565), (507, 39738060), (540, 37309623), (585, 34439652), (676, 29803545), (702, 28699710), (780, 25829739), (810, 24873082), (845, 23842836), (1014, 19869030), (1053, 19133140), (1170, 17219826), (1404, 14349855), (1521, 13246020), (1620, 12436541), (1690, 11921418), (1755, 11479884), (2028, 9934515), (2106, 9566570), (2340, 8609913), (2535, 7947612), (3042, 6623010), (3380, 5960709), (3510, 5739942), (4212, 4783285), (4563, 4415340), (5070, 3973806), (5265, 3826628), (6084, 3311505), (7020, 2869971), (7605, 2649204), (9126, 2207670), (10140, 1986903), (10530, 1913314), (13689, 1471780), (15210, 1324602), (18252, 1103835), (21060, 956657), (22815, 883068), (27378, 735890), (30420, 662301), (45630, 441534), (54756, 367945), (68445, 294356), (73589, 273780), (91260, 220767), (136890, 147178)]