220978044

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:510

約数の個数: 180

約数和(自身を含む): 695217600

約数和(自身を除く): 474239556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 81, 84, 93, 98, 108, 124, 126, 147, 162, 186, 189, 196, 217, 252, 279, 294, 324, 372, 378, 434, 441, 449, 558, 567, 588, 651, 756, 837, 868, 882, 898, 1116, 1134, 1302, 1323, 1347, 1519, 1674, 1764, 1796, 1953, 2268, 2511, 2604, 2646, 2694, 3038, 3143, 3348, 3906, 3969, 4041, 4557, 5022, 5292, 5388, 5859, 6076, 6286, 7812, 7938, 8082, 9114, 9429, 10044, 11718, 12123, 12572, 13671, 13919, 15876, 16164, 17577, 18228, 18858, 22001, 23436, 24246, 27342, 27838, 28287, 35154, 36369, 37716, 41013, 41757, 44002, 48492, 54684, 55676, 56574, 66003, 70308, 72738, 82026, 83514, 84861, 88004, 97433, 113148, 123039, 125271, 132006, 145476, 164052, 167028, 169722, 194866, 198009, 246078, 250542, 254583, 264012, 292299, 339444, 375813, 389732, 396018, 492156, 501084, 509166, 584598, 594027, 682031, 751626, 792036, 876897, 1018332, 1127439, 1169196, 1188054, 1364062, 1503252, 1753794, 1782081, 2046093, 2254878, 2376108, 2630691, 2728124, 3507588, 3564162, 4092186, 4509756, 5261382, 6138279, 7128324, 7892073, 8184372, 10522764, 12276558, 15784146, 18414837, 24553116, 31568292, 36829674, 55244511, 73659348, 110489022, 220978044]

約数ペア:

[(1, 220978044), (2, 110489022), (3, 73659348), (4, 55244511), (6, 36829674), (7, 31568292), (9, 24553116), (12, 18414837), (14, 15784146), (18, 12276558), (21, 10522764), (27, 8184372), (28, 7892073), (31, 7128324), (36, 6138279), (42, 5261382), (49, 4509756), (54, 4092186), (62, 3564162), (63, 3507588), (81, 2728124), (84, 2630691), (93, 2376108), (98, 2254878), (108, 2046093), (124, 1782081), (126, 1753794), (147, 1503252), (162, 1364062), (186, 1188054), (189, 1169196), (196, 1127439), (217, 1018332), (252, 876897), (279, 792036), (294, 751626), (324, 682031), (372, 594027), (378, 584598), (434, 509166), (441, 501084), (449, 492156), (558, 396018), (567, 389732), (588, 375813), (651, 339444), (756, 292299), (837, 264012), (868, 254583), (882, 250542), (898, 246078), (1116, 198009), (1134, 194866), (1302, 169722), (1323, 167028), (1347, 164052), (1519, 145476), (1674, 132006), (1764, 125271), (1796, 123039), (1953, 113148), (2268, 97433), (2511, 88004), (2604, 84861), (2646, 83514), (2694, 82026), (3038, 72738), (3143, 70308), (3348, 66003), (3906, 56574), (3969, 55676), (4041, 54684), (4557, 48492), (5022, 44002), (5292, 41757), (5388, 41013), (5859, 37716), (6076, 36369), (6286, 35154), (7812, 28287), (7938, 27838), (8082, 27342), (9114, 24246), (9429, 23436), (10044, 22001), (11718, 18858), (12123, 18228), (12572, 17577), (13671, 16164), (13919, 15876)]