291787560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1471}}^1$

素因数の和:1536

約数の個数: 192

約数和(自身を含む): 1033344000

約数和(自身を除く): 741556440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 29, 30, 36, 38, 40, 45, 57, 58, 60, 72, 76, 87, 90, 95, 114, 116, 120, 145, 152, 171, 174, 180, 190, 228, 232, 261, 285, 290, 342, 348, 360, 380, 435, 456, 522, 551, 570, 580, 684, 696, 760, 855, 870, 1044, 1102, 1140, 1160, 1305, 1368, 1471, 1653, 1710, 1740, 2088, 2204, 2280, 2610, 2755, 2942, 3306, 3420, 3480, 4408, 4413, 4959, 5220, 5510, 5884, 6612, 6840, 7355, 8265, 8826, 9918, 10440, 11020, 11768, 13224, 13239, 14710, 16530, 17652, 19836, 22040, 22065, 24795, 26478, 27949, 29420, 33060, 35304, 39672, 42659, 44130, 49590, 52956, 55898, 58840, 66120, 66195, 83847, 85318, 88260, 99180, 105912, 111796, 127977, 132390, 139745, 167694, 170636, 176520, 198360, 213295, 223592, 251541, 255954, 264780, 279490, 335388, 341272, 383931, 419235, 426590, 503082, 511908, 529560, 558980, 639885, 670776, 767862, 810521, 838470, 853180, 1006164, 1023816, 1117960, 1257705, 1279770, 1535724, 1621042, 1676940, 1706360, 1919655, 2012328, 2431563, 2515410, 2559540, 3071448, 3242084, 3353880, 3839310, 4052605, 4863126, 5030820, 5119080, 6484168, 7294689, 7678620, 8105210, 9726252, 10061640, 12157815, 14589378, 15357240, 16210420, 19452504, 24315630, 29178756, 32420840, 36473445, 48631260, 58357512, 72946890, 97262520, 145893780, 291787560]

約数ペア:

[(1, 291787560), (2, 145893780), (3, 97262520), (4, 72946890), (5, 58357512), (6, 48631260), (8, 36473445), (9, 32420840), (10, 29178756), (12, 24315630), (15, 19452504), (18, 16210420), (19, 15357240), (20, 14589378), (24, 12157815), (29, 10061640), (30, 9726252), (36, 8105210), (38, 7678620), (40, 7294689), (45, 6484168), (57, 5119080), (58, 5030820), (60, 4863126), (72, 4052605), (76, 3839310), (87, 3353880), (90, 3242084), (95, 3071448), (114, 2559540), (116, 2515410), (120, 2431563), (145, 2012328), (152, 1919655), (171, 1706360), (174, 1676940), (180, 1621042), (190, 1535724), (228, 1279770), (232, 1257705), (261, 1117960), (285, 1023816), (290, 1006164), (342, 853180), (348, 838470), (360, 810521), (380, 767862), (435, 670776), (456, 639885), (522, 558980), (551, 529560), (570, 511908), (580, 503082), (684, 426590), (696, 419235), (760, 383931), (855, 341272), (870, 335388), (1044, 279490), (1102, 264780), (1140, 255954), (1160, 251541), (1305, 223592), (1368, 213295), (1471, 198360), (1653, 176520), (1710, 170636), (1740, 167694), (2088, 139745), (2204, 132390), (2280, 127977), (2610, 111796), (2755, 105912), (2942, 99180), (3306, 88260), (3420, 85318), (3480, 83847), (4408, 66195), (4413, 66120), (4959, 58840), (5220, 55898), (5510, 52956), (5884, 49590), (6612, 44130), (6840, 42659), (7355, 39672), (8265, 35304), (8826, 33060), (9918, 29420), (10440, 27949), (11020, 26478), (11768, 24795), (13224, 22065), (13239, 22040), (14710, 19836), (16530, 17652)]