157193820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1709}}^1$

素因数の和:1804

約数の個数: 144

約数和(自身を含む): 552726720

約数和(自身を除く): 395532900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 630, 657, 730, 876, 1022, 1095, 1260, 1314, 1460, 1533, 1709, 2044, 2190, 2555, 2628, 3066, 3285, 3418, 4380, 4599, 5110, 5127, 6132, 6570, 6836, 7665, 8545, 9198, 10220, 10254, 11963, 13140, 15330, 15381, 17090, 18396, 20508, 22995, 23926, 25635, 30660, 30762, 34180, 35889, 45990, 47852, 51270, 59815, 61524, 71778, 76905, 91980, 102540, 107667, 119630, 124757, 143556, 153810, 179445, 215334, 239260, 249514, 307620, 358890, 374271, 430668, 499028, 538335, 623785, 717780, 748542, 873299, 1076670, 1122813, 1247570, 1497084, 1746598, 1871355, 2153340, 2245626, 2495140, 2619897, 3493196, 3742710, 4366495, 4491252, 5239794, 5614065, 7485420, 7859691, 8732990, 10479588, 11228130, 13099485, 15719382, 17465980, 22456260, 26198970, 31438764, 39298455, 52397940, 78596910, 157193820]

約数ペア:

[(1, 157193820), (2, 78596910), (3, 52397940), (4, 39298455), (5, 31438764), (6, 26198970), (7, 22456260), (9, 17465980), (10, 15719382), (12, 13099485), (14, 11228130), (15, 10479588), (18, 8732990), (20, 7859691), (21, 7485420), (28, 5614065), (30, 5239794), (35, 4491252), (36, 4366495), (42, 3742710), (45, 3493196), (60, 2619897), (63, 2495140), (70, 2245626), (73, 2153340), (84, 1871355), (90, 1746598), (105, 1497084), (126, 1247570), (140, 1122813), (146, 1076670), (180, 873299), (210, 748542), (219, 717780), (252, 623785), (292, 538335), (315, 499028), (365, 430668), (420, 374271), (438, 358890), (511, 307620), (630, 249514), (657, 239260), (730, 215334), (876, 179445), (1022, 153810), (1095, 143556), (1260, 124757), (1314, 119630), (1460, 107667), (1533, 102540), (1709, 91980), (2044, 76905), (2190, 71778), (2555, 61524), (2628, 59815), (3066, 51270), (3285, 47852), (3418, 45990), (4380, 35889), (4599, 34180), (5110, 30762), (5127, 30660), (6132, 25635), (6570, 23926), (6836, 22995), (7665, 20508), (8545, 18396), (9198, 17090), (10220, 15381), (10254, 15330), (11963, 13140)]