291837720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4129}}^1$

素因数の和:4193

約数の個数: 128

約数和(自身を含む): 951552000

約数和(自身を除く): 659714280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1140, 1178, 1240, 1767, 1860, 2280, 2356, 2945, 3534, 3720, 4129, 4712, 5890, 7068, 8258, 8835, 11780, 12387, 14136, 16516, 17670, 20645, 23560, 24774, 33032, 35340, 41290, 49548, 61935, 70680, 78451, 82580, 99096, 123870, 127999, 156902, 165160, 235353, 247740, 255998, 313804, 383997, 392255, 470706, 495480, 511996, 627608, 639995, 767994, 784510, 941412, 1023992, 1176765, 1279990, 1535988, 1569020, 1882824, 1919985, 2353530, 2431981, 2559980, 3071976, 3138040, 3839970, 4707060, 4863962, 5119960, 7295943, 7679940, 9414120, 9727924, 12159905, 14591886, 15359880, 19455848, 24319810, 29183772, 36479715, 48639620, 58367544, 72959430, 97279240, 145918860, 291837720]

約数ペア:

[(1, 291837720), (2, 145918860), (3, 97279240), (4, 72959430), (5, 58367544), (6, 48639620), (8, 36479715), (10, 29183772), (12, 24319810), (15, 19455848), (19, 15359880), (20, 14591886), (24, 12159905), (30, 9727924), (31, 9414120), (38, 7679940), (40, 7295943), (57, 5119960), (60, 4863962), (62, 4707060), (76, 3839970), (93, 3138040), (95, 3071976), (114, 2559980), (120, 2431981), (124, 2353530), (152, 1919985), (155, 1882824), (186, 1569020), (190, 1535988), (228, 1279990), (248, 1176765), (285, 1023992), (310, 941412), (372, 784510), (380, 767994), (456, 639995), (465, 627608), (570, 511996), (589, 495480), (620, 470706), (744, 392255), (760, 383997), (930, 313804), (1140, 255998), (1178, 247740), (1240, 235353), (1767, 165160), (1860, 156902), (2280, 127999), (2356, 123870), (2945, 99096), (3534, 82580), (3720, 78451), (4129, 70680), (4712, 61935), (5890, 49548), (7068, 41290), (8258, 35340), (8835, 33032), (11780, 24774), (12387, 23560), (14136, 20645), (16516, 17670)]