221879400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 723763200

約数和(自身を除く): 501883800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 31, 40, 50, 60, 62, 75, 79, 93, 100, 120, 124, 150, 151, 155, 158, 186, 200, 237, 248, 300, 302, 310, 316, 372, 395, 453, 465, 474, 600, 604, 620, 632, 744, 755, 775, 790, 906, 930, 948, 1185, 1208, 1240, 1510, 1550, 1580, 1812, 1860, 1896, 1975, 2265, 2325, 2370, 2449, 3020, 3100, 3160, 3624, 3720, 3775, 3950, 4530, 4650, 4681, 4740, 4898, 5925, 6040, 6200, 7347, 7550, 7900, 9060, 9300, 9362, 9480, 9796, 11325, 11850, 11929, 12245, 14043, 14694, 15100, 15800, 18120, 18600, 18724, 19592, 22650, 23405, 23700, 23858, 24490, 28086, 29388, 30200, 35787, 36735, 37448, 45300, 46810, 47400, 47716, 48980, 56172, 58776, 59645, 61225, 70215, 71574, 73470, 90600, 93620, 95432, 97960, 112344, 117025, 119290, 122450, 140430, 143148, 146940, 178935, 183675, 187240, 234050, 238580, 244900, 280860, 286296, 293880, 298225, 351075, 357870, 367350, 369799, 468100, 477160, 489800, 561720, 596450, 702150, 715740, 734700, 739598, 894675, 936200, 1109397, 1192900, 1404300, 1431480, 1469400, 1479196, 1789350, 1848995, 2218794, 2385800, 2808600, 2958392, 3578700, 3697990, 4437588, 5546985, 7157400, 7395980, 8875176, 9244975, 11093970, 14791960, 18489950, 22187940, 27734925, 36979900, 44375880, 55469850, 73959800, 110939700, 221879400]

約数ペア:

[(1, 221879400), (2, 110939700), (3, 73959800), (4, 55469850), (5, 44375880), (6, 36979900), (8, 27734925), (10, 22187940), (12, 18489950), (15, 14791960), (20, 11093970), (24, 9244975), (25, 8875176), (30, 7395980), (31, 7157400), (40, 5546985), (50, 4437588), (60, 3697990), (62, 3578700), (75, 2958392), (79, 2808600), (93, 2385800), (100, 2218794), (120, 1848995), (124, 1789350), (150, 1479196), (151, 1469400), (155, 1431480), (158, 1404300), (186, 1192900), (200, 1109397), (237, 936200), (248, 894675), (300, 739598), (302, 734700), (310, 715740), (316, 702150), (372, 596450), (395, 561720), (453, 489800), (465, 477160), (474, 468100), (600, 369799), (604, 367350), (620, 357870), (632, 351075), (744, 298225), (755, 293880), (775, 286296), (790, 280860), (906, 244900), (930, 238580), (948, 234050), (1185, 187240), (1208, 183675), (1240, 178935), (1510, 146940), (1550, 143148), (1580, 140430), (1812, 122450), (1860, 119290), (1896, 117025), (1975, 112344), (2265, 97960), (2325, 95432), (2370, 93620), (2449, 90600), (3020, 73470), (3100, 71574), (3160, 70215), (3624, 61225), (3720, 59645), (3775, 58776), (3950, 56172), (4530, 48980), (4650, 47716), (4681, 47400), (4740, 46810), (4898, 45300), (5925, 37448), (6040, 36735), (6200, 35787), (7347, 30200), (7550, 29388), (7900, 28086), (9060, 24490), (9300, 23858), (9362, 23700), (9480, 23405), (9796, 22650), (11325, 19592), (11850, 18724), (11929, 18600), (12245, 18120), (14043, 15800), (14694, 15100)]