2780779680

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{91957}}^1$

素因数の和:91988

約数の個数: 192

約数和(自身を含む): 11123239680

約数和(自身を除く): 8342460000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 91957, 183914, 275871, 367828, 459785, 551742, 643699, 735656, 827613, 919570, 1103484, 1287398, 1379355, 1471312, 1655226, 1839140, 1931097, 2206968, 2482839, 2574796, 2758710, 2942624, 3218495, 3310452, 3678280, 3862194, 4138065, 4413936, 4965678, 5149592, 5517420, 5793291, 6436990, 6620904, 7356560, 7724388, 8276130, 8827872, 9655485, 9931356, 10299184, 11034840, 11586582, 12414195, 12873980, 13241808, 14713120, 15448776, 16552260, 17379873, 19310970, 19862712, 20598368, 22069680, 23173164, 24828390, 25747960, 26483616, 28966455, 30897552, 33104520, 34759746, 38621940, 39725424, 44139360, 46346328, 49656780, 51495920, 57932910, 61795104, 66209040, 69519492, 77243880, 79450848, 86899365, 92692656, 99313560, 102991840, 115865820, 132418080, 139038984, 154487760, 173798730, 185385312, 198627120, 231731640, 278077968, 308975520, 347597460, 397254240, 463463280, 556155936, 695194920, 926926560, 1390389840, 2780779680]

約数ペア:

[(1, 2780779680), (2, 1390389840), (3, 926926560), (4, 695194920), (5, 556155936), (6, 463463280), (7, 397254240), (8, 347597460), (9, 308975520), (10, 278077968), (12, 231731640), (14, 198627120), (15, 185385312), (16, 173798730), (18, 154487760), (20, 139038984), (21, 132418080), (24, 115865820), (27, 102991840), (28, 99313560), (30, 92692656), (32, 86899365), (35, 79450848), (36, 77243880), (40, 69519492), (42, 66209040), (45, 61795104), (48, 57932910), (54, 51495920), (56, 49656780), (60, 46346328), (63, 44139360), (70, 39725424), (72, 38621940), (80, 34759746), (84, 33104520), (90, 30897552), (96, 28966455), (105, 26483616), (108, 25747960), (112, 24828390), (120, 23173164), (126, 22069680), (135, 20598368), (140, 19862712), (144, 19310970), (160, 17379873), (168, 16552260), (180, 15448776), (189, 14713120), (210, 13241808), (216, 12873980), (224, 12414195), (240, 11586582), (252, 11034840), (270, 10299184), (280, 9931356), (288, 9655485), (315, 8827872), (336, 8276130), (360, 7724388), (378, 7356560), (420, 6620904), (432, 6436990), (480, 5793291), (504, 5517420), (540, 5149592), (560, 4965678), (630, 4413936), (672, 4138065), (720, 3862194), (756, 3678280), (840, 3310452), (864, 3218495), (945, 2942624), (1008, 2758710), (1080, 2574796), (1120, 2482839), (1260, 2206968), (1440, 1931097), (1512, 1839140), (1680, 1655226), (1890, 1471312), (2016, 1379355), (2160, 1287398), (2520, 1103484), (3024, 919570), (3360, 827613), (3780, 735656), (4320, 643699), (5040, 551742), (6048, 459785), (7560, 367828), (10080, 275871), (15120, 183914), (30240, 91957)]