221295984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1747}}^1$

素因数の和:1807

約数の個数: 160

約数和(自身を含む): 728286720

約数和(自身を除く): 506990736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 29, 39, 42, 48, 52, 56, 58, 78, 84, 87, 91, 104, 112, 116, 156, 168, 174, 182, 203, 208, 232, 273, 312, 336, 348, 364, 377, 406, 464, 546, 609, 624, 696, 728, 754, 812, 1092, 1131, 1218, 1392, 1456, 1508, 1624, 1747, 2184, 2262, 2436, 2639, 3016, 3248, 3494, 4368, 4524, 4872, 5241, 5278, 6032, 6988, 7917, 9048, 9744, 10482, 10556, 12229, 13976, 15834, 18096, 20964, 21112, 22711, 24458, 27952, 31668, 36687, 41928, 42224, 45422, 48916, 50663, 63336, 68133, 73374, 83856, 90844, 97832, 101326, 126672, 136266, 146748, 151989, 158977, 181688, 195664, 202652, 272532, 293496, 303978, 317954, 354641, 363376, 405304, 476931, 545064, 586992, 607956, 635908, 658619, 709282, 810608, 953862, 1063923, 1090128, 1215912, 1271816, 1317238, 1418564, 1907724, 1975857, 2127846, 2431824, 2543632, 2634476, 2837128, 3815448, 3951714, 4255692, 4610333, 5268952, 5674256, 7630896, 7903428, 8511384, 9220666, 10537904, 13830999, 15806856, 17022768, 18441332, 27661998, 31613712, 36882664, 55323996, 73765328, 110647992, 221295984]

約数ペア:

[(1, 221295984), (2, 110647992), (3, 73765328), (4, 55323996), (6, 36882664), (7, 31613712), (8, 27661998), (12, 18441332), (13, 17022768), (14, 15806856), (16, 13830999), (21, 10537904), (24, 9220666), (26, 8511384), (28, 7903428), (29, 7630896), (39, 5674256), (42, 5268952), (48, 4610333), (52, 4255692), (56, 3951714), (58, 3815448), (78, 2837128), (84, 2634476), (87, 2543632), (91, 2431824), (104, 2127846), (112, 1975857), (116, 1907724), (156, 1418564), (168, 1317238), (174, 1271816), (182, 1215912), (203, 1090128), (208, 1063923), (232, 953862), (273, 810608), (312, 709282), (336, 658619), (348, 635908), (364, 607956), (377, 586992), (406, 545064), (464, 476931), (546, 405304), (609, 363376), (624, 354641), (696, 317954), (728, 303978), (754, 293496), (812, 272532), (1092, 202652), (1131, 195664), (1218, 181688), (1392, 158977), (1456, 151989), (1508, 146748), (1624, 136266), (1747, 126672), (2184, 101326), (2262, 97832), (2436, 90844), (2639, 83856), (3016, 73374), (3248, 68133), (3494, 63336), (4368, 50663), (4524, 48916), (4872, 45422), (5241, 42224), (5278, 41928), (6032, 36687), (6988, 31668), (7917, 27952), (9048, 24458), (9744, 22711), (10482, 21112), (10556, 20964), (12229, 18096), (13976, 15834)]