1998407424

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:307

約数の個数: 216

約数和(自身を含む): 5857654320

約数和(自身を除く): 3859246896

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 89, 96, 104, 128, 156, 169, 173, 178, 192, 208, 256, 267, 312, 338, 346, 356, 384, 416, 507, 519, 534, 624, 676, 692, 712, 768, 832, 1014, 1038, 1068, 1157, 1248, 1352, 1384, 1424, 1664, 2028, 2076, 2136, 2249, 2314, 2496, 2704, 2768, 2848, 3328, 3471, 4056, 4152, 4272, 4498, 4628, 4992, 5408, 5536, 5696, 6747, 6942, 8112, 8304, 8544, 8996, 9256, 9984, 10816, 11072, 11392, 13494, 13884, 15041, 15397, 16224, 16608, 17088, 17992, 18512, 21632, 22144, 22784, 26988, 27768, 29237, 30082, 30794, 32448, 33216, 34176, 35984, 37024, 43264, 44288, 45123, 46191, 53976, 55536, 58474, 60164, 61588, 64896, 66432, 68352, 71968, 74048, 87711, 90246, 92382, 107952, 111072, 116948, 120328, 123176, 129792, 132864, 143936, 148096, 175422, 180492, 184764, 200161, 215904, 222144, 233896, 240656, 246352, 287872, 296192, 350844, 360984, 369528, 400322, 431808, 444288, 467792, 481312, 492704, 575744, 600483, 701688, 721968, 739056, 800644, 863616, 888576, 935584, 962624, 985408, 1200966, 1403376, 1443936, 1478112, 1601288, 1727232, 1871168, 1925248, 1970816, 2401932, 2602093, 2806752, 2887872, 2956224, 3202576, 3742336, 3850496, 3941632, 4803864, 5204186, 5613504, 5775744, 5912448, 6405152, 7484672, 7806279, 9607728, 10408372, 11227008, 11551488, 11824896, 12810304, 15612558, 19215456, 20816744, 22454016, 25620608, 31225116, 38430912, 41633488, 51241216, 62450232, 76861824, 83266976, 124900464, 153723648, 166533952, 249800928, 333067904, 499601856, 666135808, 999203712, 1998407424]

約数ペア:

[(1, 1998407424), (2, 999203712), (3, 666135808), (4, 499601856), (6, 333067904), (8, 249800928), (12, 166533952), (13, 153723648), (16, 124900464), (24, 83266976), (26, 76861824), (32, 62450232), (39, 51241216), (48, 41633488), (52, 38430912), (64, 31225116), (78, 25620608), (89, 22454016), (96, 20816744), (104, 19215456), (128, 15612558), (156, 12810304), (169, 11824896), (173, 11551488), (178, 11227008), (192, 10408372), (208, 9607728), (256, 7806279), (267, 7484672), (312, 6405152), (338, 5912448), (346, 5775744), (356, 5613504), (384, 5204186), (416, 4803864), (507, 3941632), (519, 3850496), (534, 3742336), (624, 3202576), (676, 2956224), (692, 2887872), (712, 2806752), (768, 2602093), (832, 2401932), (1014, 1970816), (1038, 1925248), (1068, 1871168), (1157, 1727232), (1248, 1601288), (1352, 1478112), (1384, 1443936), (1424, 1403376), (1664, 1200966), (2028, 985408), (2076, 962624), (2136, 935584), (2249, 888576), (2314, 863616), (2496, 800644), (2704, 739056), (2768, 721968), (2848, 701688), (3328, 600483), (3471, 575744), (4056, 492704), (4152, 481312), (4272, 467792), (4498, 444288), (4628, 431808), (4992, 400322), (5408, 369528), (5536, 360984), (5696, 350844), (6747, 296192), (6942, 287872), (8112, 246352), (8304, 240656), (8544, 233896), (8996, 222144), (9256, 215904), (9984, 200161), (10816, 184764), (11072, 180492), (11392, 175422), (13494, 148096), (13884, 143936), (15041, 132864), (15397, 129792), (16224, 123176), (16608, 120328), (17088, 116948), (17992, 111072), (18512, 107952), (21632, 92382), (22144, 90246), (22784, 87711), (26988, 74048), (27768, 71968), (29237, 68352), (30082, 66432), (30794, 64896), (32448, 61588), (33216, 60164), (34176, 58474), (35984, 55536), (37024, 53976), (43264, 46191), (44288, 45123)]