17972280

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{43}}^2$

素因数の和:112

約数の個数: 144

約数和(自身を含む): 62014680

約数和(自身を除く): 44042400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 81, 86, 90, 108, 120, 129, 135, 162, 172, 180, 215, 216, 243, 258, 270, 324, 344, 360, 387, 405, 430, 486, 516, 540, 645, 648, 774, 810, 860, 972, 1032, 1080, 1161, 1215, 1290, 1548, 1620, 1720, 1849, 1935, 1944, 2322, 2430, 2580, 3096, 3240, 3483, 3698, 3870, 4644, 4860, 5160, 5547, 5805, 6966, 7396, 7740, 9245, 9288, 9720, 10449, 11094, 11610, 13932, 14792, 15480, 16641, 17415, 18490, 20898, 22188, 23220, 27735, 27864, 33282, 34830, 36980, 41796, 44376, 46440, 49923, 52245, 55470, 66564, 69660, 73960, 83205, 83592, 99846, 104490, 110940, 133128, 139320, 149769, 166410, 199692, 208980, 221880, 249615, 299538, 332820, 399384, 417960, 449307, 499230, 599076, 665640, 748845, 898614, 998460, 1198152, 1497690, 1797228, 1996920, 2246535, 2995380, 3594456, 4493070, 5990760, 8986140, 17972280]

約数ペア:

[(1, 17972280), (2, 8986140), (3, 5990760), (4, 4493070), (5, 3594456), (6, 2995380), (8, 2246535), (9, 1996920), (10, 1797228), (12, 1497690), (15, 1198152), (18, 998460), (20, 898614), (24, 748845), (27, 665640), (30, 599076), (36, 499230), (40, 449307), (43, 417960), (45, 399384), (54, 332820), (60, 299538), (72, 249615), (81, 221880), (86, 208980), (90, 199692), (108, 166410), (120, 149769), (129, 139320), (135, 133128), (162, 110940), (172, 104490), (180, 99846), (215, 83592), (216, 83205), (243, 73960), (258, 69660), (270, 66564), (324, 55470), (344, 52245), (360, 49923), (387, 46440), (405, 44376), (430, 41796), (486, 36980), (516, 34830), (540, 33282), (645, 27864), (648, 27735), (774, 23220), (810, 22188), (860, 20898), (972, 18490), (1032, 17415), (1080, 16641), (1161, 15480), (1215, 14792), (1290, 13932), (1548, 11610), (1620, 11094), (1720, 10449), (1849, 9720), (1935, 9288), (1944, 9245), (2322, 7740), (2430, 7396), (2580, 6966), (3096, 5805), (3240, 5547), (3483, 5160), (3698, 4860), (3870, 4644)]