355416240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 240

約数和(自身を含む): 1205708544

約数和(自身を除く): 850292304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 67, 69, 80, 92, 93, 115, 120, 124, 134, 138, 155, 184, 186, 201, 230, 240, 248, 268, 276, 310, 335, 345, 368, 372, 402, 460, 465, 496, 536, 552, 620, 670, 690, 713, 744, 804, 920, 930, 961, 1005, 1072, 1104, 1240, 1340, 1380, 1426, 1488, 1541, 1608, 1840, 1860, 1922, 2010, 2077, 2139, 2480, 2680, 2760, 2852, 2883, 3082, 3216, 3565, 3720, 3844, 4020, 4154, 4278, 4623, 4805, 5360, 5520, 5704, 5766, 6164, 6231, 7130, 7440, 7688, 7705, 8040, 8308, 8556, 9246, 9610, 10385, 10695, 11408, 11532, 12328, 12462, 14260, 14415, 15376, 15410, 16080, 16616, 17112, 18492, 19220, 20770, 21390, 22103, 23064, 23115, 24656, 24924, 28520, 28830, 30820, 31155, 33232, 34224, 36984, 38440, 41540, 42780, 44206, 46128, 46230, 47771, 49848, 57040, 57660, 61640, 62310, 64387, 66309, 73968, 76880, 83080, 85560, 88412, 92460, 95542, 99696, 110515, 115320, 123280, 124620, 128774, 132618, 143313, 166160, 171120, 176824, 184920, 191084, 193161, 221030, 230640, 238855, 249240, 257548, 265236, 286626, 321935, 331545, 353648, 369840, 382168, 386322, 442060, 477710, 498480, 515096, 530472, 573252, 643870, 663090, 716565, 764336, 772644, 884120, 955420, 965805, 1030192, 1060944, 1146504, 1287740, 1326180, 1433130, 1480901, 1545288, 1768240, 1910840, 1931610, 2293008, 2575480, 2652360, 2866260, 2961802, 3090576, 3821680, 3863220, 4442703, 5150960, 5304720, 5732520, 5923604, 7404505, 7726440, 8885406, 11465040, 11847208, 14809010, 15452880, 17770812, 22213515, 23694416, 29618020, 35541624, 44427030, 59236040, 71083248, 88854060, 118472080, 177708120, 355416240]

約数ペア:

[(1, 355416240), (2, 177708120), (3, 118472080), (4, 88854060), (5, 71083248), (6, 59236040), (8, 44427030), (10, 35541624), (12, 29618020), (15, 23694416), (16, 22213515), (20, 17770812), (23, 15452880), (24, 14809010), (30, 11847208), (31, 11465040), (40, 8885406), (46, 7726440), (48, 7404505), (60, 5923604), (62, 5732520), (67, 5304720), (69, 5150960), (80, 4442703), (92, 3863220), (93, 3821680), (115, 3090576), (120, 2961802), (124, 2866260), (134, 2652360), (138, 2575480), (155, 2293008), (184, 1931610), (186, 1910840), (201, 1768240), (230, 1545288), (240, 1480901), (248, 1433130), (268, 1326180), (276, 1287740), (310, 1146504), (335, 1060944), (345, 1030192), (368, 965805), (372, 955420), (402, 884120), (460, 772644), (465, 764336), (496, 716565), (536, 663090), (552, 643870), (620, 573252), (670, 530472), (690, 515096), (713, 498480), (744, 477710), (804, 442060), (920, 386322), (930, 382168), (961, 369840), (1005, 353648), (1072, 331545), (1104, 321935), (1240, 286626), (1340, 265236), (1380, 257548), (1426, 249240), (1488, 238855), (1541, 230640), (1608, 221030), (1840, 193161), (1860, 191084), (1922, 184920), (2010, 176824), (2077, 171120), (2139, 166160), (2480, 143313), (2680, 132618), (2760, 128774), (2852, 124620), (2883, 123280), (3082, 115320), (3216, 110515), (3565, 99696), (3720, 95542), (3844, 92460), (4020, 88412), (4154, 85560), (4278, 83080), (4623, 76880), (4805, 73968), (5360, 66309), (5520, 64387), (5704, 62310), (5766, 61640), (6164, 57660), (6231, 57040), (7130, 49848), (7440, 47771), (7688, 46230), (7705, 46128), (8040, 44206), (8308, 42780), (8556, 41540), (9246, 38440), (9610, 36984), (10385, 34224), (10695, 33232), (11408, 31155), (11532, 30820), (12328, 28830), (12462, 28520), (14260, 24924), (14415, 24656), (15376, 23115), (15410, 23064), (16080, 22103), (16616, 21390), (17112, 20770), (18492, 19220)]