1778880320

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:910

約数の個数: 224

約数和(自身を含む): 5205984000

約数和(自身を除く): 3427103680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 320, 343, 380, 392, 448, 490, 532, 560, 608, 665, 686, 760, 784, 853, 931, 980, 1064, 1120, 1216, 1330, 1372, 1520, 1568, 1706, 1715, 1862, 1960, 2128, 2240, 2660, 2744, 3040, 3136, 3412, 3430, 3724, 3920, 4256, 4265, 4655, 5320, 5488, 5971, 6080, 6517, 6824, 6860, 7448, 7840, 8512, 8530, 9310, 10640, 10976, 11942, 13034, 13648, 13720, 14896, 15680, 16207, 17060, 18620, 21280, 21952, 23884, 26068, 27296, 27440, 29792, 29855, 32414, 32585, 34120, 37240, 41797, 42560, 47768, 52136, 54592, 54880, 59584, 59710, 64828, 65170, 68240, 74480, 81035, 83594, 95536, 104272, 109760, 113449, 119420, 129656, 130340, 136480, 148960, 162070, 167188, 191072, 208544, 208985, 226898, 238840, 259312, 260680, 272960, 292579, 297920, 324140, 334376, 382144, 417088, 417970, 453796, 477680, 518624, 521360, 567245, 585158, 648280, 668752, 794143, 835940, 907592, 955360, 1037248, 1042720, 1134490, 1170316, 1296560, 1337504, 1462895, 1588286, 1671880, 1815184, 1910720, 2085440, 2268980, 2340632, 2593120, 2675008, 2925790, 3176572, 3343760, 3630368, 3970715, 4537960, 4681264, 5186240, 5559001, 5851580, 6353144, 6687520, 7260736, 7941430, 9075920, 9362528, 11118002, 11703160, 12706288, 13375040, 15882860, 18151840, 18725056, 22236004, 23406320, 25412576, 27795005, 31765720, 36303680, 44472008, 46812640, 50825152, 55590010, 63531440, 88944016, 93625280, 111180020, 127062880, 177888032, 222360040, 254125760, 355776064, 444720080, 889440160, 1778880320]

約数ペア:

[(1, 1778880320), (2, 889440160), (4, 444720080), (5, 355776064), (7, 254125760), (8, 222360040), (10, 177888032), (14, 127062880), (16, 111180020), (19, 93625280), (20, 88944016), (28, 63531440), (32, 55590010), (35, 50825152), (38, 46812640), (40, 44472008), (49, 36303680), (56, 31765720), (64, 27795005), (70, 25412576), (76, 23406320), (80, 22236004), (95, 18725056), (98, 18151840), (112, 15882860), (133, 13375040), (140, 12706288), (152, 11703160), (160, 11118002), (190, 9362528), (196, 9075920), (224, 7941430), (245, 7260736), (266, 6687520), (280, 6353144), (304, 5851580), (320, 5559001), (343, 5186240), (380, 4681264), (392, 4537960), (448, 3970715), (490, 3630368), (532, 3343760), (560, 3176572), (608, 2925790), (665, 2675008), (686, 2593120), (760, 2340632), (784, 2268980), (853, 2085440), (931, 1910720), (980, 1815184), (1064, 1671880), (1120, 1588286), (1216, 1462895), (1330, 1337504), (1372, 1296560), (1520, 1170316), (1568, 1134490), (1706, 1042720), (1715, 1037248), (1862, 955360), (1960, 907592), (2128, 835940), (2240, 794143), (2660, 668752), (2744, 648280), (3040, 585158), (3136, 567245), (3412, 521360), (3430, 518624), (3724, 477680), (3920, 453796), (4256, 417970), (4265, 417088), (4655, 382144), (5320, 334376), (5488, 324140), (5971, 297920), (6080, 292579), (6517, 272960), (6824, 260680), (6860, 259312), (7448, 238840), (7840, 226898), (8512, 208985), (8530, 208544), (9310, 191072), (10640, 167188), (10976, 162070), (11942, 148960), (13034, 136480), (13648, 130340), (13720, 129656), (14896, 119420), (15680, 113449), (16207, 109760), (17060, 104272), (18620, 95536), (21280, 83594), (21952, 81035), (23884, 74480), (26068, 68240), (27296, 65170), (27440, 64828), (29792, 59710), (29855, 59584), (32414, 54880), (32585, 54592), (34120, 52136), (37240, 47768), (41797, 42560)]