255540880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 240

約数和(自身を含む): 753166080

約数和(自身を除く): 497625200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 47, 49, 56, 70, 73, 76, 80, 94, 95, 98, 112, 133, 140, 146, 152, 188, 190, 196, 235, 245, 266, 280, 292, 304, 329, 365, 376, 380, 392, 470, 490, 511, 532, 560, 584, 658, 665, 730, 752, 760, 784, 893, 931, 940, 980, 1022, 1064, 1168, 1316, 1330, 1387, 1460, 1520, 1645, 1786, 1862, 1880, 1960, 2044, 2128, 2303, 2555, 2632, 2660, 2774, 2920, 3290, 3431, 3572, 3577, 3724, 3760, 3920, 4088, 4465, 4606, 4655, 5110, 5264, 5320, 5548, 5840, 6251, 6580, 6862, 6935, 7144, 7154, 7448, 8176, 8930, 9212, 9310, 9709, 10220, 10640, 11096, 11515, 12502, 13160, 13724, 13870, 14288, 14308, 14896, 17155, 17860, 17885, 18424, 18620, 19418, 20440, 22192, 23030, 24017, 25004, 26320, 27448, 27740, 28616, 31255, 34310, 35720, 35770, 36848, 37240, 38836, 40880, 43757, 46060, 48034, 48545, 50008, 54896, 55480, 57232, 62510, 65189, 67963, 68620, 71440, 71540, 74480, 77672, 87514, 92120, 96068, 97090, 100016, 110960, 120085, 125020, 130378, 135926, 137240, 143080, 155344, 168119, 175028, 184240, 192136, 194180, 218785, 240170, 250040, 260756, 271852, 274480, 286160, 325945, 336238, 339815, 350056, 384272, 388360, 437570, 456323, 480340, 500080, 521512, 543704, 651890, 672476, 679630, 700112, 776720, 840595, 875140, 912646, 960680, 1043024, 1087408, 1303780, 1344952, 1359260, 1681190, 1750280, 1825292, 1921360, 2281615, 2607560, 2689904, 2718520, 3194261, 3362380, 3500560, 3650584, 4563230, 5215120, 5437040, 6388522, 6724760, 7301168, 9126460, 12777044, 13449520, 15971305, 18252920, 25554088, 31942610, 36505840, 51108176, 63885220, 127770440, 255540880]

約数ペア:

[(1, 255540880), (2, 127770440), (4, 63885220), (5, 51108176), (7, 36505840), (8, 31942610), (10, 25554088), (14, 18252920), (16, 15971305), (19, 13449520), (20, 12777044), (28, 9126460), (35, 7301168), (38, 6724760), (40, 6388522), (47, 5437040), (49, 5215120), (56, 4563230), (70, 3650584), (73, 3500560), (76, 3362380), (80, 3194261), (94, 2718520), (95, 2689904), (98, 2607560), (112, 2281615), (133, 1921360), (140, 1825292), (146, 1750280), (152, 1681190), (188, 1359260), (190, 1344952), (196, 1303780), (235, 1087408), (245, 1043024), (266, 960680), (280, 912646), (292, 875140), (304, 840595), (329, 776720), (365, 700112), (376, 679630), (380, 672476), (392, 651890), (470, 543704), (490, 521512), (511, 500080), (532, 480340), (560, 456323), (584, 437570), (658, 388360), (665, 384272), (730, 350056), (752, 339815), (760, 336238), (784, 325945), (893, 286160), (931, 274480), (940, 271852), (980, 260756), (1022, 250040), (1064, 240170), (1168, 218785), (1316, 194180), (1330, 192136), (1387, 184240), (1460, 175028), (1520, 168119), (1645, 155344), (1786, 143080), (1862, 137240), (1880, 135926), (1960, 130378), (2044, 125020), (2128, 120085), (2303, 110960), (2555, 100016), (2632, 97090), (2660, 96068), (2774, 92120), (2920, 87514), (3290, 77672), (3431, 74480), (3572, 71540), (3577, 71440), (3724, 68620), (3760, 67963), (3920, 65189), (4088, 62510), (4465, 57232), (4606, 55480), (4655, 54896), (5110, 50008), (5264, 48545), (5320, 48034), (5548, 46060), (5840, 43757), (6251, 40880), (6580, 38836), (6862, 37240), (6935, 36848), (7144, 35770), (7154, 35720), (7448, 34310), (8176, 31255), (8930, 28616), (9212, 27740), (9310, 27448), (9709, 26320), (10220, 25004), (10640, 24017), (11096, 23030), (11515, 22192), (12502, 20440), (13160, 19418), (13724, 18620), (13870, 18424), (14288, 17885), (14308, 17860), (14896, 17155)]