216588960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21487}}^1$

素因数の和:21515

約数の個数: 144

約数和(自身を含む): 844736256

約数和(自身を除く): 628147296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21487, 42974, 64461, 85948, 107435, 128922, 150409, 171896, 193383, 214870, 257844, 300818, 322305, 343792, 386766, 429740, 451227, 515688, 601636, 644610, 687584, 752045, 773532, 859480, 902454, 966915, 1031376, 1203272, 1289220, 1353681, 1504090, 1547064, 1718960, 1804908, 1933830, 2062752, 2256135, 2406544, 2578440, 2707362, 3008180, 3094128, 3437920, 3609816, 3867660, 4512270, 4813088, 5156880, 5414724, 6016360, 6188256, 6768405, 7219632, 7735320, 9024540, 10313760, 10829448, 12032720, 13536810, 14439264, 15470640, 18049080, 21658896, 24065440, 27073620, 30941280, 36098160, 43317792, 54147240, 72196320, 108294480, 216588960]

約数ペア:

[(1, 216588960), (2, 108294480), (3, 72196320), (4, 54147240), (5, 43317792), (6, 36098160), (7, 30941280), (8, 27073620), (9, 24065440), (10, 21658896), (12, 18049080), (14, 15470640), (15, 14439264), (16, 13536810), (18, 12032720), (20, 10829448), (21, 10313760), (24, 9024540), (28, 7735320), (30, 7219632), (32, 6768405), (35, 6188256), (36, 6016360), (40, 5414724), (42, 5156880), (45, 4813088), (48, 4512270), (56, 3867660), (60, 3609816), (63, 3437920), (70, 3094128), (72, 3008180), (80, 2707362), (84, 2578440), (90, 2406544), (96, 2256135), (105, 2062752), (112, 1933830), (120, 1804908), (126, 1718960), (140, 1547064), (144, 1504090), (160, 1353681), (168, 1289220), (180, 1203272), (210, 1031376), (224, 966915), (240, 902454), (252, 859480), (280, 773532), (288, 752045), (315, 687584), (336, 644610), (360, 601636), (420, 515688), (480, 451227), (504, 429740), (560, 386766), (630, 343792), (672, 322305), (720, 300818), (840, 257844), (1008, 214870), (1120, 193383), (1260, 171896), (1440, 150409), (1680, 128922), (2016, 107435), (2520, 85948), (3360, 64461), (5040, 42974), (10080, 21487)]