2279995440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:320

約数の個数: 240

約数和(自身を含む): 7740933120

約数和(自身を除く): 5460937680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 38, 40, 48, 57, 60, 62, 76, 80, 93, 95, 114, 120, 124, 127, 152, 155, 186, 190, 228, 240, 248, 254, 285, 304, 310, 372, 380, 381, 456, 465, 496, 508, 570, 589, 620, 635, 744, 760, 762, 912, 930, 1016, 1140, 1178, 1240, 1270, 1488, 1520, 1524, 1767, 1860, 1905, 2032, 2280, 2356, 2413, 2480, 2540, 2945, 3048, 3534, 3720, 3810, 3937, 4560, 4712, 4826, 5080, 5890, 6096, 7068, 7239, 7440, 7620, 7874, 8835, 9424, 9652, 10160, 11780, 11811, 12065, 14136, 14478, 15240, 15748, 16129, 17670, 19304, 19685, 23560, 23622, 24130, 28272, 28956, 30480, 31496, 32258, 35340, 36195, 38608, 39370, 47120, 47244, 48260, 48387, 57912, 59055, 62992, 64516, 70680, 72390, 74803, 78740, 80645, 94488, 96520, 96774, 115824, 118110, 129032, 141360, 144780, 149606, 157480, 161290, 188976, 193040, 193548, 224409, 236220, 241935, 258064, 289560, 299212, 306451, 314960, 322580, 374015, 387096, 448818, 472440, 483870, 499999, 579120, 598424, 612902, 645160, 748030, 774192, 897636, 919353, 944880, 967740, 999998, 1122045, 1196848, 1225804, 1290320, 1496060, 1499997, 1532255, 1795272, 1838706, 1935480, 1999996, 2244090, 2451608, 2499995, 2992120, 2999994, 3064510, 3590544, 3677412, 3870960, 3999992, 4488180, 4596765, 4903216, 4999990, 5984240, 5999988, 6129020, 7354824, 7499985, 7999984, 8976360, 9193530, 9499981, 9999980, 11999976, 12258040, 14709648, 14999970, 17952720, 18387060, 18999962, 19999960, 23999952, 24516080, 28499943, 29999940, 36774120, 37999924, 39999920, 47499905, 56999886, 59999880, 73548240, 75999848, 94999810, 113999772, 119999760, 142499715, 151999696, 189999620, 227999544, 284999430, 379999240, 455999088, 569998860, 759998480, 1139997720, 2279995440]

約数ペア:

[(1, 2279995440), (2, 1139997720), (3, 759998480), (4, 569998860), (5, 455999088), (6, 379999240), (8, 284999430), (10, 227999544), (12, 189999620), (15, 151999696), (16, 142499715), (19, 119999760), (20, 113999772), (24, 94999810), (30, 75999848), (31, 73548240), (38, 59999880), (40, 56999886), (48, 47499905), (57, 39999920), (60, 37999924), (62, 36774120), (76, 29999940), (80, 28499943), (93, 24516080), (95, 23999952), (114, 19999960), (120, 18999962), (124, 18387060), (127, 17952720), (152, 14999970), (155, 14709648), (186, 12258040), (190, 11999976), (228, 9999980), (240, 9499981), (248, 9193530), (254, 8976360), (285, 7999984), (304, 7499985), (310, 7354824), (372, 6129020), (380, 5999988), (381, 5984240), (456, 4999990), (465, 4903216), (496, 4596765), (508, 4488180), (570, 3999992), (589, 3870960), (620, 3677412), (635, 3590544), (744, 3064510), (760, 2999994), (762, 2992120), (912, 2499995), (930, 2451608), (1016, 2244090), (1140, 1999996), (1178, 1935480), (1240, 1838706), (1270, 1795272), (1488, 1532255), (1520, 1499997), (1524, 1496060), (1767, 1290320), (1860, 1225804), (1905, 1196848), (2032, 1122045), (2280, 999998), (2356, 967740), (2413, 944880), (2480, 919353), (2540, 897636), (2945, 774192), (3048, 748030), (3534, 645160), (3720, 612902), (3810, 598424), (3937, 579120), (4560, 499999), (4712, 483870), (4826, 472440), (5080, 448818), (5890, 387096), (6096, 374015), (7068, 322580), (7239, 314960), (7440, 306451), (7620, 299212), (7874, 289560), (8835, 258064), (9424, 241935), (9652, 236220), (10160, 224409), (11780, 193548), (11811, 193040), (12065, 188976), (14136, 161290), (14478, 157480), (15240, 149606), (15748, 144780), (16129, 141360), (17670, 129032), (19304, 118110), (19685, 115824), (23560, 96774), (23622, 96520), (24130, 94488), (28272, 80645), (28956, 78740), (30480, 74803), (31496, 72390), (32258, 70680), (35340, 64516), (36195, 62992), (38608, 59055), (39370, 57912), (47120, 48387), (47244, 48260)]