678545208

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:307

約数の個数: 256

約数和(自身を含む): 2211494400

約数和(自身を除く): 1532949192

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 27, 33, 34, 36, 44, 51, 54, 66, 68, 72, 88, 99, 102, 107, 108, 132, 136, 153, 157, 187, 198, 204, 214, 216, 264, 297, 306, 314, 321, 374, 396, 408, 428, 459, 471, 561, 594, 612, 628, 642, 748, 792, 856, 918, 942, 963, 1122, 1177, 1188, 1224, 1256, 1284, 1413, 1496, 1683, 1727, 1819, 1836, 1884, 1926, 2244, 2354, 2376, 2568, 2669, 2826, 2889, 3366, 3454, 3531, 3638, 3672, 3768, 3852, 4239, 4488, 4708, 5049, 5181, 5338, 5457, 5652, 5778, 6732, 6908, 7062, 7276, 7704, 8007, 8478, 9416, 10098, 10362, 10593, 10676, 10914, 11304, 11556, 13464, 13816, 14124, 14552, 15543, 16014, 16371, 16799, 16956, 20009, 20196, 20724, 21186, 21352, 21828, 23112, 24021, 28248, 29359, 31086, 31779, 32028, 32742, 33598, 33912, 40018, 40392, 41448, 42372, 43656, 46629, 48042, 49113, 50397, 58718, 60027, 62172, 63558, 64056, 65484, 67196, 72063, 80036, 84744, 88077, 93258, 96084, 98226, 100794, 117436, 120054, 124344, 127116, 130968, 134392, 144126, 151191, 160072, 176154, 180081, 184789, 186516, 192168, 196452, 201588, 234872, 240108, 254232, 264231, 285583, 288252, 302382, 352308, 360162, 369578, 373032, 392904, 403176, 453573, 480216, 528462, 540243, 554367, 571166, 576504, 604764, 704616, 720324, 739156, 792693, 856749, 907146, 1056924, 1080486, 1108734, 1142332, 1209528, 1440648, 1478312, 1585386, 1663101, 1713498, 1814292, 2113848, 2160972, 2217468, 2284664, 2570247, 3141413, 3170772, 3326202, 3426996, 3628584, 4321944, 4434936, 4989303, 5140494, 6282826, 6341544, 6652404, 6853992, 7710741, 9424239, 9978606, 10280988, 12565652, 13304808, 15421482, 18848478, 19957212, 20561976, 25131304, 28272717, 30842964, 37696956, 39914424, 56545434, 61685928, 75393912, 84818151, 113090868, 169636302, 226181736, 339272604, 678545208]

約数ペア:

[(1, 678545208), (2, 339272604), (3, 226181736), (4, 169636302), (6, 113090868), (8, 84818151), (9, 75393912), (11, 61685928), (12, 56545434), (17, 39914424), (18, 37696956), (22, 30842964), (24, 28272717), (27, 25131304), (33, 20561976), (34, 19957212), (36, 18848478), (44, 15421482), (51, 13304808), (54, 12565652), (66, 10280988), (68, 9978606), (72, 9424239), (88, 7710741), (99, 6853992), (102, 6652404), (107, 6341544), (108, 6282826), (132, 5140494), (136, 4989303), (153, 4434936), (157, 4321944), (187, 3628584), (198, 3426996), (204, 3326202), (214, 3170772), (216, 3141413), (264, 2570247), (297, 2284664), (306, 2217468), (314, 2160972), (321, 2113848), (374, 1814292), (396, 1713498), (408, 1663101), (428, 1585386), (459, 1478312), (471, 1440648), (561, 1209528), (594, 1142332), (612, 1108734), (628, 1080486), (642, 1056924), (748, 907146), (792, 856749), (856, 792693), (918, 739156), (942, 720324), (963, 704616), (1122, 604764), (1177, 576504), (1188, 571166), (1224, 554367), (1256, 540243), (1284, 528462), (1413, 480216), (1496, 453573), (1683, 403176), (1727, 392904), (1819, 373032), (1836, 369578), (1884, 360162), (1926, 352308), (2244, 302382), (2354, 288252), (2376, 285583), (2568, 264231), (2669, 254232), (2826, 240108), (2889, 234872), (3366, 201588), (3454, 196452), (3531, 192168), (3638, 186516), (3672, 184789), (3768, 180081), (3852, 176154), (4239, 160072), (4488, 151191), (4708, 144126), (5049, 134392), (5181, 130968), (5338, 127116), (5457, 124344), (5652, 120054), (5778, 117436), (6732, 100794), (6908, 98226), (7062, 96084), (7276, 93258), (7704, 88077), (8007, 84744), (8478, 80036), (9416, 72063), (10098, 67196), (10362, 65484), (10593, 64056), (10676, 63558), (10914, 62172), (11304, 60027), (11556, 58718), (13464, 50397), (13816, 49113), (14124, 48042), (14552, 46629), (15543, 43656), (16014, 42372), (16371, 41448), (16799, 40392), (16956, 40018), (20009, 33912), (20196, 33598), (20724, 32742), (21186, 32028), (21352, 31779), (21828, 31086), (23112, 29359), (24021, 28248)]