217834240

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 216

約数和(自身を含む): 605964240

約数和(自身を除く): 388130000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 53, 64, 65, 76, 80, 95, 104, 106, 128, 130, 152, 160, 169, 190, 208, 212, 247, 256, 260, 265, 304, 320, 338, 380, 416, 424, 494, 520, 530, 608, 640, 676, 689, 760, 832, 845, 848, 988, 1007, 1040, 1060, 1216, 1235, 1280, 1352, 1378, 1520, 1664, 1690, 1696, 1976, 2014, 2080, 2120, 2432, 2470, 2704, 2756, 3040, 3211, 3328, 3380, 3392, 3445, 3952, 4028, 4160, 4240, 4864, 4940, 5035, 5408, 5512, 6080, 6422, 6760, 6784, 6890, 7904, 8056, 8320, 8480, 8957, 9880, 10070, 10816, 11024, 12160, 12844, 13091, 13520, 13568, 13780, 15808, 16055, 16112, 16640, 16960, 17914, 19760, 20140, 21632, 22048, 24320, 25688, 26182, 27040, 27560, 31616, 32110, 32224, 33920, 35828, 39520, 40280, 43264, 44096, 44785, 51376, 52364, 54080, 55120, 63232, 64220, 64448, 65455, 67840, 71656, 79040, 80560, 88192, 89570, 102752, 104728, 108160, 110240, 128440, 128896, 130910, 143312, 158080, 161120, 170183, 176384, 179140, 205504, 209456, 216320, 220480, 256880, 257792, 261820, 286624, 316160, 322240, 340366, 358280, 411008, 418912, 440960, 513760, 523640, 573248, 644480, 680732, 716560, 822016, 837824, 850915, 881920, 1027520, 1047280, 1146496, 1288960, 1361464, 1433120, 1675648, 1701830, 2055040, 2094560, 2292992, 2722928, 2866240, 3351296, 3403660, 4110080, 4189120, 5445856, 5732480, 6807320, 8378240, 10891712, 11464960, 13614640, 16756480, 21783424, 27229280, 43566848, 54458560, 108917120, 217834240]

約数ペア:

[(1, 217834240), (2, 108917120), (4, 54458560), (5, 43566848), (8, 27229280), (10, 21783424), (13, 16756480), (16, 13614640), (19, 11464960), (20, 10891712), (26, 8378240), (32, 6807320), (38, 5732480), (40, 5445856), (52, 4189120), (53, 4110080), (64, 3403660), (65, 3351296), (76, 2866240), (80, 2722928), (95, 2292992), (104, 2094560), (106, 2055040), (128, 1701830), (130, 1675648), (152, 1433120), (160, 1361464), (169, 1288960), (190, 1146496), (208, 1047280), (212, 1027520), (247, 881920), (256, 850915), (260, 837824), (265, 822016), (304, 716560), (320, 680732), (338, 644480), (380, 573248), (416, 523640), (424, 513760), (494, 440960), (520, 418912), (530, 411008), (608, 358280), (640, 340366), (676, 322240), (689, 316160), (760, 286624), (832, 261820), (845, 257792), (848, 256880), (988, 220480), (1007, 216320), (1040, 209456), (1060, 205504), (1216, 179140), (1235, 176384), (1280, 170183), (1352, 161120), (1378, 158080), (1520, 143312), (1664, 130910), (1690, 128896), (1696, 128440), (1976, 110240), (2014, 108160), (2080, 104728), (2120, 102752), (2432, 89570), (2470, 88192), (2704, 80560), (2756, 79040), (3040, 71656), (3211, 67840), (3328, 65455), (3380, 64448), (3392, 64220), (3445, 63232), (3952, 55120), (4028, 54080), (4160, 52364), (4240, 51376), (4864, 44785), (4940, 44096), (5035, 43264), (5408, 40280), (5512, 39520), (6080, 35828), (6422, 33920), (6760, 32224), (6784, 32110), (6890, 31616), (7904, 27560), (8056, 27040), (8320, 26182), (8480, 25688), (8957, 24320), (9880, 22048), (10070, 21632), (10816, 20140), (11024, 19760), (12160, 17914), (12844, 16960), (13091, 16640), (13520, 16112), (13568, 16055), (13780, 15808)]