398746908

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:677

約数の個数: 144

約数和(自身を含む): 1212960000

約数和(自身を除く): 814213092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 151, 189, 196, 252, 294, 302, 378, 441, 453, 499, 588, 604, 756, 882, 906, 998, 1057, 1323, 1359, 1497, 1764, 1812, 1996, 2114, 2646, 2718, 2994, 3171, 3493, 4077, 4228, 4491, 5292, 5436, 5988, 6342, 6986, 7399, 8154, 8982, 9513, 10479, 12684, 13473, 13972, 14798, 16308, 17964, 19026, 20958, 22197, 24451, 26946, 28539, 29596, 31437, 38052, 41916, 44394, 48902, 53892, 57078, 62874, 66591, 73353, 75349, 88788, 94311, 97804, 114156, 125748, 133182, 146706, 150698, 188622, 199773, 220059, 226047, 266364, 293412, 301396, 377244, 399546, 440118, 452094, 527443, 660177, 678141, 799092, 880236, 904188, 1054886, 1320354, 1356282, 1582329, 2034423, 2109772, 2640708, 2712564, 3164658, 3692101, 4068846, 4746987, 6329316, 7384202, 8137692, 9493974, 11076303, 14240961, 14768404, 18987948, 22152606, 28481922, 33228909, 44305212, 56963844, 66457818, 99686727, 132915636, 199373454, 398746908]

約数ペア:

[(1, 398746908), (2, 199373454), (3, 132915636), (4, 99686727), (6, 66457818), (7, 56963844), (9, 44305212), (12, 33228909), (14, 28481922), (18, 22152606), (21, 18987948), (27, 14768404), (28, 14240961), (36, 11076303), (42, 9493974), (49, 8137692), (54, 7384202), (63, 6329316), (84, 4746987), (98, 4068846), (108, 3692101), (126, 3164658), (147, 2712564), (151, 2640708), (189, 2109772), (196, 2034423), (252, 1582329), (294, 1356282), (302, 1320354), (378, 1054886), (441, 904188), (453, 880236), (499, 799092), (588, 678141), (604, 660177), (756, 527443), (882, 452094), (906, 440118), (998, 399546), (1057, 377244), (1323, 301396), (1359, 293412), (1497, 266364), (1764, 226047), (1812, 220059), (1996, 199773), (2114, 188622), (2646, 150698), (2718, 146706), (2994, 133182), (3171, 125748), (3493, 114156), (4077, 97804), (4228, 94311), (4491, 88788), (5292, 75349), (5436, 73353), (5988, 66591), (6342, 62874), (6986, 57078), (7399, 53892), (8154, 48902), (8982, 44394), (9513, 41916), (10479, 38052), (12684, 31437), (13473, 29596), (13972, 28539), (14798, 26946), (16308, 24451), (17964, 22197), (19026, 20958)]