158910080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:554

約数の個数: 128

約数和(自身を含む): 440640000

約数和(自身を除く): 281729920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 128, 140, 158, 160, 224, 280, 316, 320, 395, 448, 449, 553, 560, 632, 640, 790, 896, 898, 1106, 1120, 1264, 1580, 1796, 2212, 2240, 2245, 2528, 2765, 3143, 3160, 3592, 4424, 4480, 4490, 5056, 5530, 6286, 6320, 7184, 8848, 8980, 10112, 11060, 12572, 12640, 14368, 15715, 17696, 17960, 22120, 25144, 25280, 28736, 31430, 35392, 35471, 35920, 44240, 50288, 50560, 57472, 62860, 70784, 70942, 71840, 88480, 100576, 125720, 141884, 143680, 176960, 177355, 201152, 248297, 251440, 283768, 287360, 353920, 354710, 402304, 496594, 502880, 567536, 709420, 993188, 1005760, 1135072, 1241485, 1418840, 1986376, 2011520, 2270144, 2482970, 2837680, 3972752, 4540288, 4965940, 5675360, 7945504, 9931880, 11350720, 15891008, 19863760, 22701440, 31782016, 39727520, 79455040, 158910080]

約数ペア:

[(1, 158910080), (2, 79455040), (4, 39727520), (5, 31782016), (7, 22701440), (8, 19863760), (10, 15891008), (14, 11350720), (16, 9931880), (20, 7945504), (28, 5675360), (32, 4965940), (35, 4540288), (40, 3972752), (56, 2837680), (64, 2482970), (70, 2270144), (79, 2011520), (80, 1986376), (112, 1418840), (128, 1241485), (140, 1135072), (158, 1005760), (160, 993188), (224, 709420), (280, 567536), (316, 502880), (320, 496594), (395, 402304), (448, 354710), (449, 353920), (553, 287360), (560, 283768), (632, 251440), (640, 248297), (790, 201152), (896, 177355), (898, 176960), (1106, 143680), (1120, 141884), (1264, 125720), (1580, 100576), (1796, 88480), (2212, 71840), (2240, 70942), (2245, 70784), (2528, 62860), (2765, 57472), (3143, 50560), (3160, 50288), (3592, 44240), (4424, 35920), (4480, 35471), (4490, 35392), (5056, 31430), (5530, 28736), (6286, 25280), (6320, 25144), (7184, 22120), (8848, 17960), (8980, 17696), (10112, 15715), (11060, 14368), (12572, 12640)]