208108890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6781}}^1$

素因数の和:6836

約数の個数: 96

約数和(自身を含む): 609403392

約数和(自身を除く): 401294502

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 90, 93, 99, 110, 155, 165, 186, 198, 279, 310, 330, 341, 465, 495, 558, 682, 930, 990, 1023, 1395, 1705, 2046, 2790, 3069, 3410, 5115, 6138, 6781, 10230, 13562, 15345, 20343, 30690, 33905, 40686, 61029, 67810, 74591, 101715, 122058, 149182, 203430, 210211, 223773, 305145, 372955, 420422, 447546, 610290, 630633, 671319, 745910, 1051055, 1118865, 1261266, 1342638, 1891899, 2102110, 2237730, 2312321, 3153165, 3356595, 3783798, 4624642, 6306330, 6713190, 6936963, 9459495, 11561605, 13873926, 18918990, 20810889, 23123210, 34684815, 41621778, 69369630, 104054445, 208108890]

約数ペア:

[(1, 208108890), (2, 104054445), (3, 69369630), (5, 41621778), (6, 34684815), (9, 23123210), (10, 20810889), (11, 18918990), (15, 13873926), (18, 11561605), (22, 9459495), (30, 6936963), (31, 6713190), (33, 6306330), (45, 4624642), (55, 3783798), (62, 3356595), (66, 3153165), (90, 2312321), (93, 2237730), (99, 2102110), (110, 1891899), (155, 1342638), (165, 1261266), (186, 1118865), (198, 1051055), (279, 745910), (310, 671319), (330, 630633), (341, 610290), (465, 447546), (495, 420422), (558, 372955), (682, 305145), (930, 223773), (990, 210211), (1023, 203430), (1395, 149182), (1705, 122058), (2046, 101715), (2790, 74591), (3069, 67810), (3410, 61029), (5115, 40686), (6138, 33905), (6781, 30690), (10230, 20343), (13562, 15345)]