79018720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:201

約数の個数: 192

約数和(自身を含む): 228614400

約数和(自身を除く): 149595680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 32, 34, 38, 40, 44, 55, 68, 76, 80, 85, 88, 95, 110, 136, 139, 152, 160, 170, 176, 187, 190, 209, 220, 272, 278, 304, 323, 340, 352, 374, 380, 418, 440, 544, 556, 608, 646, 680, 695, 748, 760, 836, 880, 935, 1045, 1112, 1292, 1360, 1390, 1496, 1520, 1529, 1615, 1672, 1760, 1870, 2090, 2224, 2363, 2584, 2641, 2720, 2780, 2992, 3040, 3058, 3230, 3344, 3553, 3740, 4180, 4448, 4726, 5168, 5282, 5560, 5984, 6116, 6460, 6688, 7106, 7480, 7645, 8360, 9452, 10336, 10564, 11120, 11815, 12232, 12920, 13205, 14212, 14960, 15290, 16720, 17765, 18904, 21128, 22240, 23630, 24464, 25840, 25993, 26410, 28424, 29051, 29920, 30580, 33440, 35530, 37808, 42256, 44897, 47260, 48928, 51680, 51986, 52820, 56848, 58102, 61160, 71060, 75616, 84512, 89794, 94520, 103972, 105640, 113696, 116204, 122320, 129965, 142120, 145255, 179588, 189040, 207944, 211280, 224485, 232408, 244640, 259930, 284240, 290510, 359176, 378080, 415888, 422560, 448970, 464816, 493867, 519860, 568480, 581020, 718352, 831776, 897940, 929632, 987734, 1039720, 1162040, 1436704, 1795880, 1975468, 2079440, 2324080, 2469335, 3591760, 3950936, 4158880, 4648160, 4938670, 7183520, 7901872, 9877340, 15803744, 19754680, 39509360, 79018720]

約数ペア:

[(1, 79018720), (2, 39509360), (4, 19754680), (5, 15803744), (8, 9877340), (10, 7901872), (11, 7183520), (16, 4938670), (17, 4648160), (19, 4158880), (20, 3950936), (22, 3591760), (32, 2469335), (34, 2324080), (38, 2079440), (40, 1975468), (44, 1795880), (55, 1436704), (68, 1162040), (76, 1039720), (80, 987734), (85, 929632), (88, 897940), (95, 831776), (110, 718352), (136, 581020), (139, 568480), (152, 519860), (160, 493867), (170, 464816), (176, 448970), (187, 422560), (190, 415888), (209, 378080), (220, 359176), (272, 290510), (278, 284240), (304, 259930), (323, 244640), (340, 232408), (352, 224485), (374, 211280), (380, 207944), (418, 189040), (440, 179588), (544, 145255), (556, 142120), (608, 129965), (646, 122320), (680, 116204), (695, 113696), (748, 105640), (760, 103972), (836, 94520), (880, 89794), (935, 84512), (1045, 75616), (1112, 71060), (1292, 61160), (1360, 58102), (1390, 56848), (1496, 52820), (1520, 51986), (1529, 51680), (1615, 48928), (1672, 47260), (1760, 44897), (1870, 42256), (2090, 37808), (2224, 35530), (2363, 33440), (2584, 30580), (2641, 29920), (2720, 29051), (2780, 28424), (2992, 26410), (3040, 25993), (3058, 25840), (3230, 24464), (3344, 23630), (3553, 22240), (3740, 21128), (4180, 18904), (4448, 17765), (4726, 16720), (5168, 15290), (5282, 14960), (5560, 14212), (5984, 13205), (6116, 12920), (6460, 12232), (6688, 11815), (7106, 11120), (7480, 10564), (7645, 10336), (8360, 9452)]