220380720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{563}}^1$

素因数の和:819

約数の個数: 160

約数和(自身を含む): 785521152

約数和(自身を除く): 565140432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 233, 240, 280, 336, 420, 466, 560, 563, 699, 840, 932, 1126, 1165, 1398, 1631, 1680, 1689, 1864, 2252, 2330, 2796, 2815, 3262, 3378, 3495, 3728, 3941, 4504, 4660, 4893, 5592, 5630, 6524, 6756, 6990, 7882, 8155, 8445, 9008, 9320, 9786, 11184, 11260, 11823, 13048, 13512, 13980, 15764, 16310, 16890, 18640, 19572, 19705, 22520, 23646, 24465, 26096, 27024, 27960, 31528, 32620, 33780, 39144, 39410, 45040, 47292, 48930, 55920, 59115, 63056, 65240, 67560, 78288, 78820, 94584, 97860, 118230, 130480, 131179, 135120, 157640, 189168, 195720, 236460, 262358, 315280, 391440, 393537, 472920, 524716, 655895, 787074, 918253, 945840, 1049432, 1311790, 1574148, 1836506, 1967685, 2098864, 2623580, 2754759, 3148296, 3673012, 3935370, 4591265, 5247160, 5509518, 6296592, 7346024, 7870740, 9182530, 10494320, 11019036, 13773795, 14692048, 15741480, 18365060, 22038072, 27547590, 31482960, 36730120, 44076144, 55095180, 73460240, 110190360, 220380720]

約数ペア:

[(1, 220380720), (2, 110190360), (3, 73460240), (4, 55095180), (5, 44076144), (6, 36730120), (7, 31482960), (8, 27547590), (10, 22038072), (12, 18365060), (14, 15741480), (15, 14692048), (16, 13773795), (20, 11019036), (21, 10494320), (24, 9182530), (28, 7870740), (30, 7346024), (35, 6296592), (40, 5509518), (42, 5247160), (48, 4591265), (56, 3935370), (60, 3673012), (70, 3148296), (80, 2754759), (84, 2623580), (105, 2098864), (112, 1967685), (120, 1836506), (140, 1574148), (168, 1311790), (210, 1049432), (233, 945840), (240, 918253), (280, 787074), (336, 655895), (420, 524716), (466, 472920), (560, 393537), (563, 391440), (699, 315280), (840, 262358), (932, 236460), (1126, 195720), (1165, 189168), (1398, 157640), (1631, 135120), (1680, 131179), (1689, 130480), (1864, 118230), (2252, 97860), (2330, 94584), (2796, 78820), (2815, 78288), (3262, 67560), (3378, 65240), (3495, 63056), (3728, 59115), (3941, 55920), (4504, 48930), (4660, 47292), (4893, 45040), (5592, 39410), (5630, 39144), (6524, 33780), (6756, 32620), (6990, 31528), (7882, 27960), (8155, 27024), (8445, 26096), (9008, 24465), (9320, 23646), (9786, 22520), (11184, 19705), (11260, 19572), (11823, 18640), (13048, 16890), (13512, 16310), (13980, 15764)]