7958720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 224

約数和(自身を含む): 26334720

約数和(自身を除く): 18376000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 19, 20, 22, 28, 32, 34, 35, 38, 40, 44, 55, 56, 64, 68, 70, 76, 77, 80, 85, 88, 95, 110, 112, 119, 133, 136, 140, 152, 154, 160, 170, 176, 187, 190, 209, 220, 224, 238, 266, 272, 280, 304, 308, 320, 323, 340, 352, 374, 380, 385, 418, 440, 448, 476, 532, 544, 560, 595, 608, 616, 646, 665, 680, 704, 748, 760, 770, 836, 880, 935, 952, 1045, 1064, 1088, 1120, 1190, 1216, 1232, 1292, 1309, 1330, 1360, 1463, 1496, 1520, 1540, 1615, 1672, 1760, 1870, 1904, 2090, 2128, 2240, 2261, 2380, 2464, 2584, 2618, 2660, 2720, 2926, 2992, 3040, 3080, 3230, 3344, 3520, 3553, 3740, 3808, 4180, 4256, 4522, 4760, 4928, 5168, 5236, 5320, 5440, 5852, 5984, 6080, 6160, 6460, 6545, 6688, 7106, 7315, 7480, 7616, 8360, 8512, 9044, 9520, 10336, 10472, 10640, 11305, 11704, 11968, 12320, 12920, 13090, 13376, 14212, 14630, 14960, 16720, 17765, 18088, 19040, 20672, 20944, 21280, 22610, 23408, 24640, 24871, 25840, 26180, 28424, 29260, 29920, 33440, 35530, 36176, 38080, 41888, 42560, 45220, 46816, 49742, 51680, 52360, 56848, 58520, 59840, 66880, 71060, 72352, 83776, 90440, 93632, 99484, 103360, 104720, 113696, 117040, 124355, 142120, 144704, 180880, 198968, 209440, 227392, 234080, 248710, 284240, 361760, 397936, 418880, 468160, 497420, 568480, 723520, 795872, 994840, 1136960, 1591744, 1989680, 3979360, 7958720]

約数ペア:

[(1, 7958720), (2, 3979360), (4, 1989680), (5, 1591744), (7, 1136960), (8, 994840), (10, 795872), (11, 723520), (14, 568480), (16, 497420), (17, 468160), (19, 418880), (20, 397936), (22, 361760), (28, 284240), (32, 248710), (34, 234080), (35, 227392), (38, 209440), (40, 198968), (44, 180880), (55, 144704), (56, 142120), (64, 124355), (68, 117040), (70, 113696), (76, 104720), (77, 103360), (80, 99484), (85, 93632), (88, 90440), (95, 83776), (110, 72352), (112, 71060), (119, 66880), (133, 59840), (136, 58520), (140, 56848), (152, 52360), (154, 51680), (160, 49742), (170, 46816), (176, 45220), (187, 42560), (190, 41888), (209, 38080), (220, 36176), (224, 35530), (238, 33440), (266, 29920), (272, 29260), (280, 28424), (304, 26180), (308, 25840), (320, 24871), (323, 24640), (340, 23408), (352, 22610), (374, 21280), (380, 20944), (385, 20672), (418, 19040), (440, 18088), (448, 17765), (476, 16720), (532, 14960), (544, 14630), (560, 14212), (595, 13376), (608, 13090), (616, 12920), (646, 12320), (665, 11968), (680, 11704), (704, 11305), (748, 10640), (760, 10472), (770, 10336), (836, 9520), (880, 9044), (935, 8512), (952, 8360), (1045, 7616), (1064, 7480), (1088, 7315), (1120, 7106), (1190, 6688), (1216, 6545), (1232, 6460), (1292, 6160), (1309, 6080), (1330, 5984), (1360, 5852), (1463, 5440), (1496, 5320), (1520, 5236), (1540, 5168), (1615, 4928), (1672, 4760), (1760, 4522), (1870, 4256), (1904, 4180), (2090, 3808), (2128, 3740), (2240, 3553), (2261, 3520), (2380, 3344), (2464, 3230), (2584, 3080), (2618, 3040), (2660, 2992), (2720, 2926)]