15917440

素因数分解:

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

素因数の和:73

約数の個数: 256

約数和(自身を含む): 52876800

約数和(自身を除く): 36959360

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, 128, 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, 640, 646, 665, 680, 704, 748, 760, 770, 836, 880, 896, 935, 952, 1045, 1064, 1088, 1120, 1190, 1216, 1232, 1292, 1309, 1330, 1360, 1408, 1463, 1496, 1520, 1540, 1615, 1672, 1760, 1870, 1904, 2090, 2128, 2176, 2240, 2261, 2380, 2432, 2464, 2584, 2618, 2660, 2720, 2926, 2992, 3040, 3080, 3230, 3344, 3520, 3553, 3740, 3808, 4180, 4256, 4480, 4522, 4760, 4928, 5168, 5236, 5320, 5440, 5852, 5984, 6080, 6160, 6460, 6545, 6688, 7040, 7106, 7315, 7480, 7616, 8360, 8512, 9044, 9520, 9856, 10336, 10472, 10640, 10880, 11305, 11704, 11968, 12160, 12320, 12920, 13090, 13376, 14212, 14630, 14960, 15232, 16720, 17024, 17765, 18088, 19040, 20672, 20944, 21280, 22610, 23408, 23936, 24640, 24871, 25840, 26180, 26752, 28424, 29260, 29920, 33440, 35530, 36176, 38080, 41344, 41888, 42560, 45220, 46816, 49280, 49742, 51680, 52360, 56848, 58520, 59840, 66880, 71060, 72352, 76160, 83776, 85120, 90440, 93632, 99484, 103360, 104720, 113696, 117040, 119680, 124355, 133760, 142120, 144704, 167552, 180880, 187264, 198968, 206720, 209440, 227392, 234080, 248710, 284240, 289408, 361760, 397936, 418880, 454784, 468160, 497420, 568480, 723520, 795872, 837760, 936320, 994840, 1136960, 1447040, 1591744, 1989680, 2273920, 3183488, 3979360, 7958720, 15917440]

約数ペア:

[(1, 15917440), (2, 7958720), (4, 3979360), (5, 3183488), (7, 2273920), (8, 1989680), (10, 1591744), (11, 1447040), (14, 1136960), (16, 994840), (17, 936320), (19, 837760), (20, 795872), (22, 723520), (28, 568480), (32, 497420), (34, 468160), (35, 454784), (38, 418880), (40, 397936), (44, 361760), (55, 289408), (56, 284240), (64, 248710), (68, 234080), (70, 227392), (76, 209440), (77, 206720), (80, 198968), (85, 187264), (88, 180880), (95, 167552), (110, 144704), (112, 142120), (119, 133760), (128, 124355), (133, 119680), (136, 117040), (140, 113696), (152, 104720), (154, 103360), (160, 99484), (170, 93632), (176, 90440), (187, 85120), (190, 83776), (209, 76160), (220, 72352), (224, 71060), (238, 66880), (266, 59840), (272, 58520), (280, 56848), (304, 52360), (308, 51680), (320, 49742), (323, 49280), (340, 46816), (352, 45220), (374, 42560), (380, 41888), (385, 41344), (418, 38080), (440, 36176), (448, 35530), (476, 33440), (532, 29920), (544, 29260), (560, 28424), (595, 26752), (608, 26180), (616, 25840), (640, 24871), (646, 24640), (665, 23936), (680, 23408), (704, 22610), (748, 21280), (760, 20944), (770, 20672), (836, 19040), (880, 18088), (896, 17765), (935, 17024), (952, 16720), (1045, 15232), (1064, 14960), (1088, 14630), (1120, 14212), (1190, 13376), (1216, 13090), (1232, 12920), (1292, 12320), (1309, 12160), (1330, 11968), (1360, 11704), (1408, 11305), (1463, 10880), (1496, 10640), (1520, 10472), (1540, 10336), (1615, 9856), (1672, 9520), (1760, 9044), (1870, 8512), (1904, 8360), (2090, 7616), (2128, 7480), (2176, 7315), (2240, 7106), (2261, 7040), (2380, 6688), (2432, 6545), (2464, 6460), (2584, 6160), (2618, 6080), (2660, 5984), (2720, 5852), (2926, 5440), (2992, 5320), (3040, 5236), (3080, 5168), (3230, 4928), (3344, 4760), (3520, 4522), (3553, 4480), (3740, 4256), (3808, 4180)]