81068908480

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{166781}}^1$

素因数の和:166843

約数の個数: 168

約数和(自身を含む): 231808300416

約数和(自身を除く): 150739391936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 320, 392, 434, 448, 490, 496, 560, 620, 784, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1736, 1960, 1984, 2170, 2240, 2480, 3038, 3136, 3472, 3920, 4340, 4960, 6076, 6944, 7595, 7840, 8680, 9920, 12152, 13888, 15190, 15680, 17360, 24304, 30380, 34720, 48608, 60760, 69440, 97216, 121520, 166781, 243040, 333562, 486080, 667124, 833905, 1167467, 1334248, 1667810, 2334934, 2668496, 3335620, 4669868, 5170211, 5336992, 5837335, 6671240, 8172269, 9339736, 10340422, 10673984, 11674670, 13342480, 16344538, 18679472, 20680844, 23349340, 25851055, 26684960, 32689076, 36191477, 37358944, 40861345, 41361688, 46698680, 51702110, 53369920, 65378152, 72382954, 74717888, 81722690, 82723376, 93397360, 103404220, 130756304, 144765908, 163445380, 165446752, 180957385, 186794720, 206808440, 253340339, 261512608, 289531816, 326890760, 330893504, 361914770, 373589440, 413616880, 506680678, 523025216, 579063632, 653781520, 723829540, 827233760, 1013361356, 1158127264, 1266701695, 1307563040, 1447659080, 1654467520, 2026722712, 2316254528, 2533403390, 2615126080, 2895318160, 4053445424, 5066806780, 5790636320, 8106890848, 10133613560, 11581272640, 16213781696, 20267227120, 40534454240, 81068908480]

約数ペア:

[(1, 81068908480), (2, 40534454240), (4, 20267227120), (5, 16213781696), (7, 11581272640), (8, 10133613560), (10, 8106890848), (14, 5790636320), (16, 5066806780), (20, 4053445424), (28, 2895318160), (31, 2615126080), (32, 2533403390), (35, 2316254528), (40, 2026722712), (49, 1654467520), (56, 1447659080), (62, 1307563040), (64, 1266701695), (70, 1158127264), (80, 1013361356), (98, 827233760), (112, 723829540), (124, 653781520), (140, 579063632), (155, 523025216), (160, 506680678), (196, 413616880), (217, 373589440), (224, 361914770), (245, 330893504), (248, 326890760), (280, 289531816), (310, 261512608), (320, 253340339), (392, 206808440), (434, 186794720), (448, 180957385), (490, 165446752), (496, 163445380), (560, 144765908), (620, 130756304), (784, 103404220), (868, 93397360), (980, 82723376), (992, 81722690), (1085, 74717888), (1120, 72382954), (1240, 65378152), (1519, 53369920), (1568, 51702110), (1736, 46698680), (1960, 41361688), (1984, 40861345), (2170, 37358944), (2240, 36191477), (2480, 32689076), (3038, 26684960), (3136, 25851055), (3472, 23349340), (3920, 20680844), (4340, 18679472), (4960, 16344538), (6076, 13342480), (6944, 11674670), (7595, 10673984), (7840, 10340422), (8680, 9339736), (9920, 8172269), (12152, 6671240), (13888, 5837335), (15190, 5336992), (15680, 5170211), (17360, 4669868), (24304, 3335620), (30380, 2668496), (34720, 2334934), (48608, 1667810), (60760, 1334248), (69440, 1167467), (97216, 833905), (121520, 667124), (166781, 486080), (243040, 333562)]