398429544

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:647

約数の個数: 128

約数和(自身を含む): 1123200000

約数和(自身を除く): 724770456

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 102, 103, 114, 136, 152, 204, 206, 228, 309, 323, 408, 412, 456, 499, 618, 646, 824, 969, 998, 1236, 1292, 1497, 1751, 1938, 1957, 1996, 2472, 2584, 2994, 3502, 3876, 3914, 3992, 5253, 5871, 5988, 7004, 7752, 7828, 8483, 9481, 10506, 11742, 11976, 14008, 15656, 16966, 18962, 21012, 23484, 25449, 28443, 33269, 33932, 37924, 42024, 46968, 50898, 51397, 56886, 66538, 67864, 75848, 99807, 101796, 102794, 113772, 133076, 154191, 161177, 199614, 203592, 205588, 227544, 266152, 308382, 322354, 399228, 411176, 483531, 616764, 644708, 798456, 873749, 967062, 976543, 1233528, 1289416, 1747498, 1934124, 1953086, 2621247, 2929629, 3494996, 3868248, 3906172, 5242494, 5859258, 6989992, 7812344, 10484988, 11718516, 16601231, 20969976, 23437032, 33202462, 49803693, 66404924, 99607386, 132809848, 199214772, 398429544]

約数ペア:

[(1, 398429544), (2, 199214772), (3, 132809848), (4, 99607386), (6, 66404924), (8, 49803693), (12, 33202462), (17, 23437032), (19, 20969976), (24, 16601231), (34, 11718516), (38, 10484988), (51, 7812344), (57, 6989992), (68, 5859258), (76, 5242494), (102, 3906172), (103, 3868248), (114, 3494996), (136, 2929629), (152, 2621247), (204, 1953086), (206, 1934124), (228, 1747498), (309, 1289416), (323, 1233528), (408, 976543), (412, 967062), (456, 873749), (499, 798456), (618, 644708), (646, 616764), (824, 483531), (969, 411176), (998, 399228), (1236, 322354), (1292, 308382), (1497, 266152), (1751, 227544), (1938, 205588), (1957, 203592), (1996, 199614), (2472, 161177), (2584, 154191), (2994, 133076), (3502, 113772), (3876, 102794), (3914, 101796), (3992, 99807), (5253, 75848), (5871, 67864), (5988, 66538), (7004, 56886), (7752, 51397), (7828, 50898), (8483, 46968), (9481, 42024), (10506, 37924), (11742, 33932), (11976, 33269), (14008, 28443), (15656, 25449), (16966, 23484), (18962, 21012)]