1279331760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:452

約数の個数: 320

約数和(自身を含む): 4787693568

約数和(自身を除く): 3508361808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 113, 115, 120, 138, 140, 161, 168, 184, 210, 226, 230, 240, 276, 280, 293, 322, 336, 339, 345, 368, 420, 452, 460, 483, 552, 560, 565, 586, 644, 678, 690, 791, 805, 840, 879, 904, 920, 966, 1104, 1130, 1172, 1288, 1356, 1380, 1465, 1582, 1610, 1680, 1695, 1758, 1808, 1840, 1932, 2051, 2260, 2344, 2373, 2415, 2576, 2599, 2712, 2760, 2930, 3164, 3220, 3390, 3516, 3864, 3955, 4102, 4395, 4520, 4688, 4746, 4830, 5198, 5424, 5520, 5860, 6153, 6328, 6440, 6739, 6780, 7032, 7728, 7797, 7910, 8204, 8790, 9040, 9492, 9660, 10255, 10396, 11720, 11865, 12306, 12656, 12880, 12995, 13478, 13560, 14064, 15594, 15820, 16408, 17580, 18193, 18984, 19320, 20217, 20510, 20792, 23440, 23730, 24612, 25990, 26956, 27120, 30765, 31188, 31640, 32816, 33109, 33695, 35160, 36386, 37968, 38640, 38985, 40434, 41020, 41584, 47173, 47460, 49224, 51980, 53912, 54579, 61530, 62376, 63280, 66218, 67390, 70320, 72772, 77970, 80868, 82040, 90965, 94346, 94920, 98448, 99327, 101085, 103960, 107824, 109158, 123060, 124752, 132436, 134780, 141519, 145544, 155940, 161736, 164080, 165545, 181930, 188692, 189840, 198654, 202170, 207920, 218316, 231763, 235865, 246120, 264872, 269560, 272895, 283038, 291088, 311880, 323472, 331090, 363860, 377384, 397308, 404340, 436632, 463526, 471730, 492240, 496635, 529744, 539120, 545790, 566076, 623760, 662180, 695289, 707595, 727720, 754768, 761507, 794616, 808680, 873264, 927052, 943460, 993270, 1091580, 1132152, 1158815, 1324360, 1390578, 1415190, 1455440, 1523014, 1589232, 1617360, 1854104, 1886920, 1986540, 2183160, 2264304, 2284521, 2317630, 2648720, 2781156, 2830380, 3046028, 3476445, 3708208, 3773840, 3807535, 3973080, 4366320, 4569042, 4635260, 5330549, 5562312, 5660760, 6092056, 6952890, 7615070, 7946160, 9138084, 9270520, 10661098, 11124624, 11321520, 11422605, 12184112, 13905780, 15230140, 15991647, 18276168, 18541040, 21322196, 22845210, 26652745, 27811560, 30460280, 31983294, 36552336, 42644392, 45690420, 53305490, 55623120, 60920560, 63966588, 79958235, 85288784, 91380840, 106610980, 127933176, 159916470, 182761680, 213221960, 255866352, 319832940, 426443920, 639665880, 1279331760]

約数ペア:

[(1, 1279331760), (2, 639665880), (3, 426443920), (4, 319832940), (5, 255866352), (6, 213221960), (7, 182761680), (8, 159916470), (10, 127933176), (12, 106610980), (14, 91380840), (15, 85288784), (16, 79958235), (20, 63966588), (21, 60920560), (23, 55623120), (24, 53305490), (28, 45690420), (30, 42644392), (35, 36552336), (40, 31983294), (42, 30460280), (46, 27811560), (48, 26652745), (56, 22845210), (60, 21322196), (69, 18541040), (70, 18276168), (80, 15991647), (84, 15230140), (92, 13905780), (105, 12184112), (112, 11422605), (113, 11321520), (115, 11124624), (120, 10661098), (138, 9270520), (140, 9138084), (161, 7946160), (168, 7615070), (184, 6952890), (210, 6092056), (226, 5660760), (230, 5562312), (240, 5330549), (276, 4635260), (280, 4569042), (293, 4366320), (322, 3973080), (336, 3807535), (339, 3773840), (345, 3708208), (368, 3476445), (420, 3046028), (452, 2830380), (460, 2781156), (483, 2648720), (552, 2317630), (560, 2284521), (565, 2264304), (586, 2183160), (644, 1986540), (678, 1886920), (690, 1854104), (791, 1617360), (805, 1589232), (840, 1523014), (879, 1455440), (904, 1415190), (920, 1390578), (966, 1324360), (1104, 1158815), (1130, 1132152), (1172, 1091580), (1288, 993270), (1356, 943460), (1380, 927052), (1465, 873264), (1582, 808680), (1610, 794616), (1680, 761507), (1695, 754768), (1758, 727720), (1808, 707595), (1840, 695289), (1932, 662180), (2051, 623760), (2260, 566076), (2344, 545790), (2373, 539120), (2415, 529744), (2576, 496635), (2599, 492240), (2712, 471730), (2760, 463526), (2930, 436632), (3164, 404340), (3220, 397308), (3390, 377384), (3516, 363860), (3864, 331090), (3955, 323472), (4102, 311880), (4395, 291088), (4520, 283038), (4688, 272895), (4746, 269560), (4830, 264872), (5198, 246120), (5424, 235865), (5520, 231763), (5860, 218316), (6153, 207920), (6328, 202170), (6440, 198654), (6739, 189840), (6780, 188692), (7032, 181930), (7728, 165545), (7797, 164080), (7910, 161736), (8204, 155940), (8790, 145544), (9040, 141519), (9492, 134780), (9660, 132436), (10255, 124752), (10396, 123060), (11720, 109158), (11865, 107824), (12306, 103960), (12656, 101085), (12880, 99327), (12995, 98448), (13478, 94920), (13560, 94346), (14064, 90965), (15594, 82040), (15820, 80868), (16408, 77970), (17580, 72772), (18193, 70320), (18984, 67390), (19320, 66218), (20217, 63280), (20510, 62376), (20792, 61530), (23440, 54579), (23730, 53912), (24612, 51980), (25990, 49224), (26956, 47460), (27120, 47173), (30765, 41584), (31188, 41020), (31640, 40434), (32816, 38985), (33109, 38640), (33695, 37968), (35160, 36386)]