678465648

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^3\times {\mathrm{137}}^1$

素因数の和:209

約数の個数: 240

約数和(自身を含む): 2322440640

約数和(自身を除く): 1643974992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 102, 112, 119, 126, 136, 137, 144, 153, 168, 204, 238, 252, 272, 274, 289, 306, 336, 357, 408, 411, 476, 504, 548, 578, 612, 714, 816, 822, 867, 952, 959, 1008, 1071, 1096, 1156, 1224, 1233, 1428, 1644, 1734, 1904, 1918, 2023, 2142, 2192, 2312, 2329, 2448, 2466, 2601, 2856, 2877, 3288, 3468, 3836, 4046, 4284, 4624, 4658, 4913, 4932, 5202, 5712, 5754, 6069, 6576, 6936, 6987, 7672, 8092, 8568, 8631, 9316, 9826, 9864, 10404, 11508, 12138, 13872, 13974, 14739, 15344, 16184, 16303, 17136, 17262, 18207, 18632, 19652, 19728, 20808, 20961, 23016, 24276, 27948, 29478, 32368, 32606, 34391, 34524, 36414, 37264, 39304, 39593, 41616, 41922, 44217, 46032, 48552, 48909, 55896, 58956, 65212, 68782, 69048, 72828, 78608, 79186, 83844, 88434, 97104, 97818, 103173, 111792, 117912, 118779, 130424, 137564, 138096, 145656, 146727, 158372, 167688, 176868, 195636, 206346, 235824, 237558, 260848, 275128, 277151, 291312, 293454, 309519, 316744, 335376, 353736, 356337, 391272, 412692, 475116, 550256, 554302, 586908, 619038, 633488, 673081, 707472, 712674, 782544, 825384, 831453, 950232, 1108604, 1173816, 1238076, 1346162, 1425348, 1650768, 1662906, 1900464, 2019243, 2217208, 2347632, 2476152, 2494359, 2692324, 2850696, 3325812, 4038486, 4434416, 4711567, 4952304, 4988718, 5384648, 5701392, 6057729, 6651624, 8076972, 9423134, 9977436, 10769296, 12115458, 13303248, 14134701, 16153944, 18846268, 19954872, 24230916, 28269402, 32307888, 37692536, 39909744, 42404103, 48461832, 56538804, 75385072, 84808206, 96923664, 113077608, 169616412, 226155216, 339232824, 678465648]

約数ペア:

[(1, 678465648), (2, 339232824), (3, 226155216), (4, 169616412), (6, 113077608), (7, 96923664), (8, 84808206), (9, 75385072), (12, 56538804), (14, 48461832), (16, 42404103), (17, 39909744), (18, 37692536), (21, 32307888), (24, 28269402), (28, 24230916), (34, 19954872), (36, 18846268), (42, 16153944), (48, 14134701), (51, 13303248), (56, 12115458), (63, 10769296), (68, 9977436), (72, 9423134), (84, 8076972), (102, 6651624), (112, 6057729), (119, 5701392), (126, 5384648), (136, 4988718), (137, 4952304), (144, 4711567), (153, 4434416), (168, 4038486), (204, 3325812), (238, 2850696), (252, 2692324), (272, 2494359), (274, 2476152), (289, 2347632), (306, 2217208), (336, 2019243), (357, 1900464), (408, 1662906), (411, 1650768), (476, 1425348), (504, 1346162), (548, 1238076), (578, 1173816), (612, 1108604), (714, 950232), (816, 831453), (822, 825384), (867, 782544), (952, 712674), (959, 707472), (1008, 673081), (1071, 633488), (1096, 619038), (1156, 586908), (1224, 554302), (1233, 550256), (1428, 475116), (1644, 412692), (1734, 391272), (1904, 356337), (1918, 353736), (2023, 335376), (2142, 316744), (2192, 309519), (2312, 293454), (2329, 291312), (2448, 277151), (2466, 275128), (2601, 260848), (2856, 237558), (2877, 235824), (3288, 206346), (3468, 195636), (3836, 176868), (4046, 167688), (4284, 158372), (4624, 146727), (4658, 145656), (4913, 138096), (4932, 137564), (5202, 130424), (5712, 118779), (5754, 117912), (6069, 111792), (6576, 103173), (6936, 97818), (6987, 97104), (7672, 88434), (8092, 83844), (8568, 79186), (8631, 78608), (9316, 72828), (9826, 69048), (9864, 68782), (10404, 65212), (11508, 58956), (12138, 55896), (13872, 48909), (13974, 48552), (14739, 46032), (15344, 44217), (16184, 41922), (16303, 41616), (17136, 39593), (17262, 39304), (18207, 37264), (18632, 36414), (19652, 34524), (19728, 34391), (20808, 32606), (20961, 32368), (23016, 29478), (24276, 27948)]