208736880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4651}}^1$

素因数の和:4695

約数の個数: 160

約数和(自身を含む): 747595008

約数和(自身を除く): 538858128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 132, 136, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 374, 408, 440, 510, 528, 561, 660, 680, 748, 816, 880, 935, 1020, 1122, 1320, 1360, 1496, 1870, 2040, 2244, 2640, 2805, 2992, 3740, 4080, 4488, 4651, 5610, 7480, 8976, 9302, 11220, 13953, 14960, 18604, 22440, 23255, 27906, 37208, 44880, 46510, 51161, 55812, 69765, 74416, 79067, 93020, 102322, 111624, 139530, 153483, 158134, 186040, 204644, 223248, 237201, 255805, 279060, 306966, 316268, 372080, 395335, 409288, 474402, 511610, 558120, 613932, 632536, 767415, 790670, 818576, 869737, 948804, 1023220, 1116240, 1186005, 1227864, 1265072, 1534830, 1581340, 1739474, 1897608, 2046440, 2372010, 2455728, 2609211, 3069660, 3162680, 3478948, 3795216, 4092880, 4348685, 4744020, 5218422, 6139320, 6325360, 6957896, 8697370, 9488040, 10436844, 12278640, 13046055, 13915792, 17394740, 18976080, 20873688, 26092110, 34789480, 41747376, 52184220, 69578960, 104368440, 208736880]

約数ペア:

[(1, 208736880), (2, 104368440), (3, 69578960), (4, 52184220), (5, 41747376), (6, 34789480), (8, 26092110), (10, 20873688), (11, 18976080), (12, 17394740), (15, 13915792), (16, 13046055), (17, 12278640), (20, 10436844), (22, 9488040), (24, 8697370), (30, 6957896), (33, 6325360), (34, 6139320), (40, 5218422), (44, 4744020), (48, 4348685), (51, 4092880), (55, 3795216), (60, 3478948), (66, 3162680), (68, 3069660), (80, 2609211), (85, 2455728), (88, 2372010), (102, 2046440), (110, 1897608), (120, 1739474), (132, 1581340), (136, 1534830), (165, 1265072), (170, 1227864), (176, 1186005), (187, 1116240), (204, 1023220), (220, 948804), (240, 869737), (255, 818576), (264, 790670), (272, 767415), (330, 632536), (340, 613932), (374, 558120), (408, 511610), (440, 474402), (510, 409288), (528, 395335), (561, 372080), (660, 316268), (680, 306966), (748, 279060), (816, 255805), (880, 237201), (935, 223248), (1020, 204644), (1122, 186040), (1320, 158134), (1360, 153483), (1496, 139530), (1870, 111624), (2040, 102322), (2244, 93020), (2640, 79067), (2805, 74416), (2992, 69765), (3740, 55812), (4080, 51161), (4488, 46510), (4651, 44880), (5610, 37208), (7480, 27906), (8976, 23255), (9302, 22440), (11220, 18604), (13953, 14960)]