404505920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:545

約数の個数: 224

約数和(自身を含む): 1228953600

約数和(自身を除く): 824447680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 32, 35, 40, 52, 56, 58, 64, 65, 70, 80, 91, 104, 112, 116, 130, 140, 145, 160, 182, 203, 208, 224, 232, 260, 280, 290, 320, 364, 377, 406, 416, 448, 455, 464, 479, 520, 560, 580, 728, 754, 812, 832, 910, 928, 958, 1015, 1040, 1120, 1160, 1456, 1508, 1624, 1820, 1856, 1885, 1916, 2030, 2080, 2240, 2320, 2395, 2639, 2912, 3016, 3248, 3353, 3640, 3770, 3832, 4060, 4160, 4640, 4790, 5278, 5824, 6032, 6227, 6496, 6706, 7280, 7540, 7664, 8120, 9280, 9580, 10556, 12064, 12454, 12992, 13195, 13412, 13891, 14560, 15080, 15328, 16240, 16765, 19160, 21112, 24128, 24908, 26390, 26824, 27782, 29120, 30160, 30656, 31135, 32480, 33530, 38320, 42224, 43589, 49816, 52780, 53648, 55564, 60320, 62270, 64960, 67060, 69455, 76640, 84448, 87178, 97237, 99632, 105560, 107296, 111128, 120640, 124540, 134120, 138910, 153280, 168896, 174356, 180583, 194474, 199264, 211120, 214592, 217945, 222256, 249080, 268240, 277820, 348712, 361166, 388948, 398528, 422240, 435890, 444512, 486185, 498160, 536480, 555640, 697424, 722332, 777896, 844480, 871780, 889024, 902915, 972370, 996320, 1072960, 1111280, 1264081, 1394848, 1444664, 1555792, 1743560, 1805830, 1944740, 1992640, 2222560, 2528162, 2789696, 2889328, 3111584, 3487120, 3611660, 3889480, 4445120, 5056324, 5778656, 6223168, 6320405, 6974240, 7223320, 7778960, 10112648, 11557312, 12640810, 13948480, 14446640, 15557920, 20225296, 25281620, 28893280, 31115840, 40450592, 50563240, 57786560, 80901184, 101126480, 202252960, 404505920]

約数ペア:

[(1, 404505920), (2, 202252960), (4, 101126480), (5, 80901184), (7, 57786560), (8, 50563240), (10, 40450592), (13, 31115840), (14, 28893280), (16, 25281620), (20, 20225296), (26, 15557920), (28, 14446640), (29, 13948480), (32, 12640810), (35, 11557312), (40, 10112648), (52, 7778960), (56, 7223320), (58, 6974240), (64, 6320405), (65, 6223168), (70, 5778656), (80, 5056324), (91, 4445120), (104, 3889480), (112, 3611660), (116, 3487120), (130, 3111584), (140, 2889328), (145, 2789696), (160, 2528162), (182, 2222560), (203, 1992640), (208, 1944740), (224, 1805830), (232, 1743560), (260, 1555792), (280, 1444664), (290, 1394848), (320, 1264081), (364, 1111280), (377, 1072960), (406, 996320), (416, 972370), (448, 902915), (455, 889024), (464, 871780), (479, 844480), (520, 777896), (560, 722332), (580, 697424), (728, 555640), (754, 536480), (812, 498160), (832, 486185), (910, 444512), (928, 435890), (958, 422240), (1015, 398528), (1040, 388948), (1120, 361166), (1160, 348712), (1456, 277820), (1508, 268240), (1624, 249080), (1820, 222256), (1856, 217945), (1885, 214592), (1916, 211120), (2030, 199264), (2080, 194474), (2240, 180583), (2320, 174356), (2395, 168896), (2639, 153280), (2912, 138910), (3016, 134120), (3248, 124540), (3353, 120640), (3640, 111128), (3770, 107296), (3832, 105560), (4060, 99632), (4160, 97237), (4640, 87178), (4790, 84448), (5278, 76640), (5824, 69455), (6032, 67060), (6227, 64960), (6496, 62270), (6706, 60320), (7280, 55564), (7540, 53648), (7664, 52780), (8120, 49816), (9280, 43589), (9580, 42224), (10556, 38320), (12064, 33530), (12454, 32480), (12992, 31135), (13195, 30656), (13412, 30160), (13891, 29120), (14560, 27782), (15080, 26824), (15328, 26390), (16240, 24908), (16765, 24128), (19160, 21112)]