79717120

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 216

約数和(自身を含む): 234880128

約数和(自身を除く): 155163008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 41, 49, 56, 62, 64, 70, 80, 82, 98, 112, 124, 128, 140, 155, 160, 164, 196, 205, 217, 224, 245, 248, 256, 280, 287, 310, 320, 328, 392, 410, 434, 448, 490, 496, 560, 574, 620, 640, 656, 784, 820, 868, 896, 980, 992, 1085, 1120, 1148, 1240, 1271, 1280, 1312, 1435, 1519, 1568, 1640, 1736, 1792, 1960, 1984, 2009, 2170, 2240, 2296, 2480, 2542, 2624, 2870, 3038, 3136, 3280, 3472, 3920, 3968, 4018, 4340, 4480, 4592, 4960, 5084, 5248, 5740, 6076, 6272, 6355, 6560, 6944, 7595, 7840, 7936, 8036, 8680, 8897, 8960, 9184, 9920, 10045, 10168, 10496, 11480, 12152, 12544, 12710, 13120, 13888, 15190, 15680, 16072, 17360, 17794, 18368, 19840, 20090, 20336, 22960, 24304, 25420, 26240, 27776, 30380, 31360, 32144, 34720, 35588, 36736, 39680, 40180, 40672, 44485, 45920, 48608, 50840, 52480, 55552, 60760, 62279, 62720, 64288, 69440, 71176, 73472, 80360, 81344, 88970, 91840, 97216, 101680, 121520, 124558, 128576, 138880, 142352, 160720, 162688, 177940, 183680, 194432, 203360, 243040, 249116, 257152, 277760, 284704, 311395, 321440, 325376, 355880, 367360, 388864, 406720, 486080, 498232, 514304, 569408, 622790, 642880, 711760, 813440, 972160, 996464, 1138816, 1245580, 1285760, 1423520, 1626880, 1944320, 1992928, 2277632, 2491160, 2571520, 2847040, 3985856, 4982320, 5694080, 7971712, 9964640, 11388160, 15943424, 19929280, 39858560, 79717120]

約数ペア:

[(1, 79717120), (2, 39858560), (4, 19929280), (5, 15943424), (7, 11388160), (8, 9964640), (10, 7971712), (14, 5694080), (16, 4982320), (20, 3985856), (28, 2847040), (31, 2571520), (32, 2491160), (35, 2277632), (40, 1992928), (41, 1944320), (49, 1626880), (56, 1423520), (62, 1285760), (64, 1245580), (70, 1138816), (80, 996464), (82, 972160), (98, 813440), (112, 711760), (124, 642880), (128, 622790), (140, 569408), (155, 514304), (160, 498232), (164, 486080), (196, 406720), (205, 388864), (217, 367360), (224, 355880), (245, 325376), (248, 321440), (256, 311395), (280, 284704), (287, 277760), (310, 257152), (320, 249116), (328, 243040), (392, 203360), (410, 194432), (434, 183680), (448, 177940), (490, 162688), (496, 160720), (560, 142352), (574, 138880), (620, 128576), (640, 124558), (656, 121520), (784, 101680), (820, 97216), (868, 91840), (896, 88970), (980, 81344), (992, 80360), (1085, 73472), (1120, 71176), (1148, 69440), (1240, 64288), (1271, 62720), (1280, 62279), (1312, 60760), (1435, 55552), (1519, 52480), (1568, 50840), (1640, 48608), (1736, 45920), (1792, 44485), (1960, 40672), (1984, 40180), (2009, 39680), (2170, 36736), (2240, 35588), (2296, 34720), (2480, 32144), (2542, 31360), (2624, 30380), (2870, 27776), (3038, 26240), (3136, 25420), (3280, 24304), (3472, 22960), (3920, 20336), (3968, 20090), (4018, 19840), (4340, 18368), (4480, 17794), (4592, 17360), (4960, 16072), (5084, 15680), (5248, 15190), (5740, 13888), (6076, 13120), (6272, 12710), (6355, 12544), (6560, 12152), (6944, 11480), (7595, 10496), (7840, 10168), (7936, 10045), (8036, 9920), (8680, 9184), (8897, 8960)]