205453920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1301}}^1$

素因数の和:1373

約数の個数: 192

約数和(自身を含む): 755951616

約数和(自身を除く): 550497696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 96, 105, 112, 120, 140, 141, 160, 168, 188, 210, 224, 235, 240, 280, 282, 329, 336, 376, 420, 470, 480, 560, 564, 658, 672, 705, 752, 840, 940, 987, 1120, 1128, 1301, 1316, 1410, 1504, 1645, 1680, 1880, 1974, 2256, 2602, 2632, 2820, 3290, 3360, 3760, 3903, 3948, 4512, 4935, 5204, 5264, 5640, 6505, 6580, 7520, 7806, 7896, 9107, 9870, 10408, 10528, 11280, 13010, 13160, 15612, 15792, 18214, 19515, 19740, 20816, 22560, 26020, 26320, 27321, 31224, 31584, 36428, 39030, 39480, 41632, 45535, 52040, 52640, 54642, 61147, 62448, 72856, 78060, 78960, 91070, 104080, 109284, 122294, 124896, 136605, 145712, 156120, 157920, 182140, 183441, 208160, 218568, 244588, 273210, 291424, 305735, 312240, 364280, 366882, 428029, 437136, 489176, 546420, 611470, 624480, 728560, 733764, 856058, 874272, 917205, 978352, 1092840, 1222940, 1284087, 1457120, 1467528, 1712116, 1834410, 1956704, 2140145, 2185680, 2445880, 2568174, 2935056, 3424232, 3668820, 4280290, 4371360, 4891760, 5136348, 5870112, 6420435, 6848464, 7337640, 8560580, 9783520, 10272696, 12840870, 13696928, 14675280, 17121160, 20545392, 25681740, 29350560, 34242320, 41090784, 51363480, 68484640, 102726960, 205453920]

約数ペア:

[(1, 205453920), (2, 102726960), (3, 68484640), (4, 51363480), (5, 41090784), (6, 34242320), (7, 29350560), (8, 25681740), (10, 20545392), (12, 17121160), (14, 14675280), (15, 13696928), (16, 12840870), (20, 10272696), (21, 9783520), (24, 8560580), (28, 7337640), (30, 6848464), (32, 6420435), (35, 5870112), (40, 5136348), (42, 4891760), (47, 4371360), (48, 4280290), (56, 3668820), (60, 3424232), (70, 2935056), (80, 2568174), (84, 2445880), (94, 2185680), (96, 2140145), (105, 1956704), (112, 1834410), (120, 1712116), (140, 1467528), (141, 1457120), (160, 1284087), (168, 1222940), (188, 1092840), (210, 978352), (224, 917205), (235, 874272), (240, 856058), (280, 733764), (282, 728560), (329, 624480), (336, 611470), (376, 546420), (420, 489176), (470, 437136), (480, 428029), (560, 366882), (564, 364280), (658, 312240), (672, 305735), (705, 291424), (752, 273210), (840, 244588), (940, 218568), (987, 208160), (1120, 183441), (1128, 182140), (1301, 157920), (1316, 156120), (1410, 145712), (1504, 136605), (1645, 124896), (1680, 122294), (1880, 109284), (1974, 104080), (2256, 91070), (2602, 78960), (2632, 78060), (2820, 72856), (3290, 62448), (3360, 61147), (3760, 54642), (3903, 52640), (3948, 52040), (4512, 45535), (4935, 41632), (5204, 39480), (5264, 39030), (5640, 36428), (6505, 31584), (6580, 31224), (7520, 27321), (7806, 26320), (7896, 26020), (9107, 22560), (9870, 20816), (10408, 19740), (10528, 19515), (11280, 18214), (13010, 15792), (13160, 15612)]