168399280

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:89

約数の個数: 240

約数和(自身を含む): 510235200

約数和(自身を除く): 341835920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 34, 35, 38, 40, 49, 56, 68, 70, 76, 80, 85, 95, 98, 112, 119, 133, 136, 140, 152, 170, 190, 196, 238, 245, 266, 272, 280, 304, 323, 340, 343, 361, 380, 392, 476, 490, 532, 560, 595, 646, 665, 680, 686, 722, 760, 784, 833, 931, 952, 980, 1064, 1190, 1292, 1330, 1360, 1372, 1444, 1520, 1615, 1666, 1715, 1805, 1862, 1904, 1960, 2128, 2261, 2380, 2527, 2584, 2660, 2744, 2888, 3230, 3332, 3430, 3610, 3724, 3920, 4165, 4522, 4655, 4760, 5054, 5168, 5320, 5488, 5776, 5831, 6137, 6460, 6517, 6664, 6860, 7220, 7448, 8330, 9044, 9310, 9520, 10108, 10640, 11305, 11662, 12274, 12635, 12920, 13034, 13328, 13720, 14440, 14896, 15827, 16660, 17689, 18088, 18620, 20216, 22610, 23324, 24548, 25270, 25840, 26068, 27440, 28880, 29155, 30685, 31654, 32585, 33320, 35378, 36176, 37240, 40432, 42959, 45220, 46648, 49096, 50540, 52136, 58310, 61370, 63308, 65170, 66640, 70756, 74480, 79135, 85918, 88445, 90440, 93296, 98192, 101080, 104272, 110789, 116620, 122740, 123823, 126616, 130340, 141512, 158270, 171836, 176890, 180880, 202160, 214795, 221578, 233240, 245480, 247646, 253232, 260680, 283024, 300713, 316540, 343672, 353780, 429590, 443156, 466480, 490960, 495292, 521360, 553945, 601426, 619115, 633080, 687344, 707560, 859180, 886312, 990584, 1107890, 1202852, 1238230, 1266160, 1415120, 1503565, 1718360, 1772624, 1981168, 2104991, 2215780, 2405704, 2476460, 3007130, 3436720, 4209982, 4431560, 4811408, 4952920, 6014260, 8419964, 8863120, 9905840, 10524955, 12028520, 16839928, 21049910, 24057040, 33679856, 42099820, 84199640, 168399280]

約数ペア:

[(1, 168399280), (2, 84199640), (4, 42099820), (5, 33679856), (7, 24057040), (8, 21049910), (10, 16839928), (14, 12028520), (16, 10524955), (17, 9905840), (19, 8863120), (20, 8419964), (28, 6014260), (34, 4952920), (35, 4811408), (38, 4431560), (40, 4209982), (49, 3436720), (56, 3007130), (68, 2476460), (70, 2405704), (76, 2215780), (80, 2104991), (85, 1981168), (95, 1772624), (98, 1718360), (112, 1503565), (119, 1415120), (133, 1266160), (136, 1238230), (140, 1202852), (152, 1107890), (170, 990584), (190, 886312), (196, 859180), (238, 707560), (245, 687344), (266, 633080), (272, 619115), (280, 601426), (304, 553945), (323, 521360), (340, 495292), (343, 490960), (361, 466480), (380, 443156), (392, 429590), (476, 353780), (490, 343672), (532, 316540), (560, 300713), (595, 283024), (646, 260680), (665, 253232), (680, 247646), (686, 245480), (722, 233240), (760, 221578), (784, 214795), (833, 202160), (931, 180880), (952, 176890), (980, 171836), (1064, 158270), (1190, 141512), (1292, 130340), (1330, 126616), (1360, 123823), (1372, 122740), (1444, 116620), (1520, 110789), (1615, 104272), (1666, 101080), (1715, 98192), (1805, 93296), (1862, 90440), (1904, 88445), (1960, 85918), (2128, 79135), (2261, 74480), (2380, 70756), (2527, 66640), (2584, 65170), (2660, 63308), (2744, 61370), (2888, 58310), (3230, 52136), (3332, 50540), (3430, 49096), (3610, 46648), (3724, 45220), (3920, 42959), (4165, 40432), (4522, 37240), (4655, 36176), (4760, 35378), (5054, 33320), (5168, 32585), (5320, 31654), (5488, 30685), (5776, 29155), (5831, 28880), (6137, 27440), (6460, 26068), (6517, 25840), (6664, 25270), (6860, 24548), (7220, 23324), (7448, 22610), (8330, 20216), (9044, 18620), (9310, 18088), (9520, 17689), (10108, 16660), (10640, 15827), (11305, 14896), (11662, 14440), (12274, 13720), (12635, 13328), (12920, 13034)]