261831360

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{829}}^1$

素因数の和:903

約数の個数: 224

約数和(自身を含む): 971458560

約数和(自身を除く): 709627200

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, 64, 70, 80, 84, 94, 96, 105, 112, 120, 140, 141, 160, 168, 188, 192, 210, 224, 235, 240, 280, 282, 320, 329, 336, 376, 420, 448, 470, 480, 560, 564, 658, 672, 705, 752, 829, 840, 940, 960, 987, 1120, 1128, 1316, 1344, 1410, 1504, 1645, 1658, 1680, 1880, 1974, 2240, 2256, 2487, 2632, 2820, 3008, 3290, 3316, 3360, 3760, 3948, 4145, 4512, 4935, 4974, 5264, 5640, 5803, 6580, 6632, 6720, 7520, 7896, 8290, 9024, 9870, 9948, 10528, 11280, 11606, 12435, 13160, 13264, 15040, 15792, 16580, 17409, 19740, 19896, 21056, 22560, 23212, 24870, 26320, 26528, 29015, 31584, 33160, 34818, 38963, 39480, 39792, 45120, 46424, 49740, 52640, 53056, 58030, 63168, 66320, 69636, 77926, 78960, 79584, 87045, 92848, 99480, 105280, 116060, 116889, 132640, 139272, 155852, 157920, 159168, 174090, 185696, 194815, 198960, 232120, 233778, 265280, 272741, 278544, 311704, 315840, 348180, 371392, 389630, 397920, 464240, 467556, 545482, 557088, 584445, 623408, 696360, 779260, 795840, 818223, 928480, 935112, 1090964, 1114176, 1168890, 1246816, 1363705, 1392720, 1558520, 1636446, 1856960, 1870224, 2181928, 2337780, 2493632, 2727410, 2785440, 3117040, 3272892, 3740448, 4091115, 4363856, 4675560, 5454820, 5570880, 6234080, 6545784, 7480896, 8182230, 8727712, 9351120, 10909640, 12468160, 13091568, 16364460, 17455424, 18702240, 21819280, 26183136, 32728920, 37404480, 43638560, 52366272, 65457840, 87277120, 130915680, 261831360]

約数ペア:

[(1, 261831360), (2, 130915680), (3, 87277120), (4, 65457840), (5, 52366272), (6, 43638560), (7, 37404480), (8, 32728920), (10, 26183136), (12, 21819280), (14, 18702240), (15, 17455424), (16, 16364460), (20, 13091568), (21, 12468160), (24, 10909640), (28, 9351120), (30, 8727712), (32, 8182230), (35, 7480896), (40, 6545784), (42, 6234080), (47, 5570880), (48, 5454820), (56, 4675560), (60, 4363856), (64, 4091115), (70, 3740448), (80, 3272892), (84, 3117040), (94, 2785440), (96, 2727410), (105, 2493632), (112, 2337780), (120, 2181928), (140, 1870224), (141, 1856960), (160, 1636446), (168, 1558520), (188, 1392720), (192, 1363705), (210, 1246816), (224, 1168890), (235, 1114176), (240, 1090964), (280, 935112), (282, 928480), (320, 818223), (329, 795840), (336, 779260), (376, 696360), (420, 623408), (448, 584445), (470, 557088), (480, 545482), (560, 467556), (564, 464240), (658, 397920), (672, 389630), (705, 371392), (752, 348180), (829, 315840), (840, 311704), (940, 278544), (960, 272741), (987, 265280), (1120, 233778), (1128, 232120), (1316, 198960), (1344, 194815), (1410, 185696), (1504, 174090), (1645, 159168), (1658, 157920), (1680, 155852), (1880, 139272), (1974, 132640), (2240, 116889), (2256, 116060), (2487, 105280), (2632, 99480), (2820, 92848), (3008, 87045), (3290, 79584), (3316, 78960), (3360, 77926), (3760, 69636), (3948, 66320), (4145, 63168), (4512, 58030), (4935, 53056), (4974, 52640), (5264, 49740), (5640, 46424), (5803, 45120), (6580, 39792), (6632, 39480), (6720, 38963), (7520, 34818), (7896, 33160), (8290, 31584), (9024, 29015), (9870, 26528), (9948, 26320), (10528, 24870), (11280, 23212), (11606, 22560), (12435, 21056), (13160, 19896), (13264, 19740), (15040, 17409), (15792, 16580)]