220809780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{887}}^1$

素因数の和:1366

約数の個数: 96

約数和(自身を含む): 689230080

約数和(自身を除く): 468420300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 461, 540, 887, 922, 1383, 1774, 1844, 2305, 2661, 2766, 3548, 4149, 4435, 4610, 5322, 5532, 6915, 7983, 8298, 8870, 9220, 10644, 12447, 13305, 13830, 15966, 16596, 17740, 20745, 23949, 24894, 26610, 27660, 31932, 39915, 41490, 47898, 49788, 53220, 62235, 79830, 82980, 95796, 119745, 124470, 159660, 239490, 248940, 408907, 478980, 817814, 1226721, 1635628, 2044535, 2453442, 3680163, 4089070, 4906884, 6133605, 7360326, 8178140, 11040489, 12267210, 14720652, 18400815, 22080978, 24534420, 36801630, 44161956, 55202445, 73603260, 110404890, 220809780]

約数ペア:

[(1, 220809780), (2, 110404890), (3, 73603260), (4, 55202445), (5, 44161956), (6, 36801630), (9, 24534420), (10, 22080978), (12, 18400815), (15, 14720652), (18, 12267210), (20, 11040489), (27, 8178140), (30, 7360326), (36, 6133605), (45, 4906884), (54, 4089070), (60, 3680163), (90, 2453442), (108, 2044535), (135, 1635628), (180, 1226721), (270, 817814), (461, 478980), (540, 408907), (887, 248940), (922, 239490), (1383, 159660), (1774, 124470), (1844, 119745), (2305, 95796), (2661, 82980), (2766, 79830), (3548, 62235), (4149, 53220), (4435, 49788), (4610, 47898), (5322, 41490), (5532, 39915), (6915, 31932), (7983, 27660), (8298, 26610), (8870, 24894), (9220, 23949), (10644, 20745), (12447, 17740), (13305, 16596), (13830, 15966)]