2780451048

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1637}}^1$

素因数の和:1867

約数の個数: 128

約数和(自身を含む): 7727166720

約数和(自身を除く): 4946715672

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 46, 51, 68, 69, 92, 102, 136, 138, 181, 184, 204, 276, 362, 391, 408, 543, 552, 724, 782, 1086, 1173, 1448, 1564, 1637, 2172, 2346, 3077, 3128, 3274, 4163, 4344, 4692, 4911, 6154, 6548, 8326, 9231, 9384, 9822, 12308, 12489, 13096, 16652, 18462, 19644, 24616, 24978, 27829, 33304, 36924, 37651, 39288, 49956, 55658, 70771, 73848, 75302, 83487, 99912, 111316, 112953, 141542, 150604, 166974, 212313, 222632, 225906, 283084, 296297, 301208, 333948, 424626, 451812, 566168, 592594, 640067, 667896, 849252, 888891, 903624, 1185188, 1280134, 1698504, 1777782, 1920201, 2370376, 2560268, 3555564, 3840402, 5037049, 5120536, 6814831, 7111128, 7680804, 10074098, 13629662, 15111147, 15361608, 20148196, 20444493, 27259324, 30222294, 40296392, 40888986, 54518648, 60444588, 81777972, 115852127, 120889176, 163555944, 231704254, 347556381, 463408508, 695112762, 926817016, 1390225524, 2780451048]

約数ペア:

[(1, 2780451048), (2, 1390225524), (3, 926817016), (4, 695112762), (6, 463408508), (8, 347556381), (12, 231704254), (17, 163555944), (23, 120889176), (24, 115852127), (34, 81777972), (46, 60444588), (51, 54518648), (68, 40888986), (69, 40296392), (92, 30222294), (102, 27259324), (136, 20444493), (138, 20148196), (181, 15361608), (184, 15111147), (204, 13629662), (276, 10074098), (362, 7680804), (391, 7111128), (408, 6814831), (543, 5120536), (552, 5037049), (724, 3840402), (782, 3555564), (1086, 2560268), (1173, 2370376), (1448, 1920201), (1564, 1777782), (1637, 1698504), (2172, 1280134), (2346, 1185188), (3077, 903624), (3128, 888891), (3274, 849252), (4163, 667896), (4344, 640067), (4692, 592594), (4911, 566168), (6154, 451812), (6548, 424626), (8326, 333948), (9231, 301208), (9384, 296297), (9822, 283084), (12308, 225906), (12489, 222632), (13096, 212313), (16652, 166974), (18462, 150604), (19644, 141542), (24616, 112953), (24978, 111316), (27829, 99912), (33304, 83487), (36924, 75302), (37651, 73848), (39288, 70771), (49956, 55658)]