56215620

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:336

約数の個数: 144

約数和(自身を含む): 181621440

約数和(自身を除く): 125405820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 215, 243, 258, 269, 270, 324, 387, 405, 430, 486, 516, 538, 540, 645, 774, 807, 810, 860, 972, 1076, 1161, 1215, 1290, 1345, 1548, 1614, 1620, 1935, 2322, 2421, 2430, 2580, 2690, 3228, 3483, 3870, 4035, 4644, 4842, 4860, 5380, 5805, 6966, 7263, 7740, 8070, 9684, 10449, 11567, 11610, 12105, 13932, 14526, 16140, 17415, 20898, 21789, 23134, 23220, 24210, 29052, 34701, 34830, 36315, 41796, 43578, 46268, 48420, 52245, 57835, 65367, 69402, 69660, 72630, 87156, 104103, 104490, 108945, 115670, 130734, 138804, 145260, 173505, 208206, 208980, 217890, 231340, 261468, 312309, 326835, 347010, 416412, 435780, 520515, 624618, 653670, 694020, 936927, 1041030, 1249236, 1307340, 1561545, 1873854, 2082060, 2810781, 3123090, 3747708, 4684635, 5621562, 6246180, 9369270, 11243124, 14053905, 18738540, 28107810, 56215620]

約数ペア:

[(1, 56215620), (2, 28107810), (3, 18738540), (4, 14053905), (5, 11243124), (6, 9369270), (9, 6246180), (10, 5621562), (12, 4684635), (15, 3747708), (18, 3123090), (20, 2810781), (27, 2082060), (30, 1873854), (36, 1561545), (43, 1307340), (45, 1249236), (54, 1041030), (60, 936927), (81, 694020), (86, 653670), (90, 624618), (108, 520515), (129, 435780), (135, 416412), (162, 347010), (172, 326835), (180, 312309), (215, 261468), (243, 231340), (258, 217890), (269, 208980), (270, 208206), (324, 173505), (387, 145260), (405, 138804), (430, 130734), (486, 115670), (516, 108945), (538, 104490), (540, 104103), (645, 87156), (774, 72630), (807, 69660), (810, 69402), (860, 65367), (972, 57835), (1076, 52245), (1161, 48420), (1215, 46268), (1290, 43578), (1345, 41796), (1548, 36315), (1614, 34830), (1620, 34701), (1935, 29052), (2322, 24210), (2421, 23220), (2430, 23134), (2580, 21789), (2690, 20898), (3228, 17415), (3483, 16140), (3870, 14526), (4035, 13932), (4644, 12105), (4842, 11610), (4860, 11567), (5380, 10449), (5805, 9684), (6966, 8070), (7263, 7740)]