31658688

素因数分解:

$2^6\times 3^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 140

約数和(自身を含む): 97365312

約数和(自身を除く): 65706624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 144, 162, 186, 192, 197, 216, 248, 279, 288, 324, 372, 394, 432, 496, 558, 576, 591, 648, 744, 788, 837, 864, 992, 1116, 1182, 1296, 1488, 1576, 1674, 1728, 1773, 1984, 2232, 2364, 2511, 2592, 2976, 3152, 3348, 3546, 4464, 4728, 5022, 5184, 5319, 5952, 6107, 6304, 6696, 7092, 8928, 9456, 10044, 10638, 12214, 12608, 13392, 14184, 15957, 17856, 18321, 18912, 20088, 21276, 24428, 26784, 28368, 31914, 36642, 37824, 40176, 42552, 48856, 53568, 54963, 56736, 63828, 73284, 80352, 85104, 97712, 109926, 113472, 127656, 146568, 160704, 164889, 170208, 195424, 219852, 255312, 293136, 329778, 340416, 390848, 439704, 494667, 510624, 586272, 659556, 879408, 989334, 1021248, 1172544, 1319112, 1758816, 1978668, 2638224, 3517632, 3957336, 5276448, 7914672, 10552896, 15829344, 31658688]

約数ペア:

[(1, 31658688), (2, 15829344), (3, 10552896), (4, 7914672), (6, 5276448), (8, 3957336), (9, 3517632), (12, 2638224), (16, 1978668), (18, 1758816), (24, 1319112), (27, 1172544), (31, 1021248), (32, 989334), (36, 879408), (48, 659556), (54, 586272), (62, 510624), (64, 494667), (72, 439704), (81, 390848), (93, 340416), (96, 329778), (108, 293136), (124, 255312), (144, 219852), (162, 195424), (186, 170208), (192, 164889), (197, 160704), (216, 146568), (248, 127656), (279, 113472), (288, 109926), (324, 97712), (372, 85104), (394, 80352), (432, 73284), (496, 63828), (558, 56736), (576, 54963), (591, 53568), (648, 48856), (744, 42552), (788, 40176), (837, 37824), (864, 36642), (992, 31914), (1116, 28368), (1182, 26784), (1296, 24428), (1488, 21276), (1576, 20088), (1674, 18912), (1728, 18321), (1773, 17856), (1984, 15957), (2232, 14184), (2364, 13392), (2511, 12608), (2592, 12214), (2976, 10638), (3152, 10044), (3348, 9456), (3546, 8928), (4464, 7092), (4728, 6696), (5022, 6304), (5184, 6107), (5319, 5952)]