398420928

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:523

約数の個数: 168

約数和(自身を含む): 1203935616

約数和(自身を除く): 805514688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 53, 62, 64, 72, 93, 96, 106, 124, 144, 159, 186, 192, 212, 248, 279, 288, 318, 372, 421, 424, 477, 496, 558, 576, 636, 744, 842, 848, 954, 992, 1116, 1263, 1272, 1488, 1643, 1684, 1696, 1908, 1984, 2232, 2526, 2544, 2976, 3286, 3368, 3392, 3789, 3816, 4464, 4929, 5052, 5088, 5952, 6572, 6736, 7578, 7632, 8928, 9858, 10104, 10176, 13051, 13144, 13472, 14787, 15156, 15264, 17856, 19716, 20208, 22313, 26102, 26288, 26944, 29574, 30312, 30528, 39153, 39432, 40416, 44626, 52204, 52576, 59148, 60624, 66939, 78306, 78864, 80832, 89252, 104408, 105152, 117459, 118296, 121248, 133878, 156612, 157728, 178504, 200817, 208816, 234918, 236592, 242496, 267756, 313224, 315456, 357008, 401634, 417632, 469836, 473184, 535512, 626448, 691703, 714016, 803268, 835264, 939672, 946368, 1071024, 1252896, 1383406, 1428032, 1606536, 1879344, 2075109, 2142048, 2505792, 2766812, 3213072, 3758688, 4150218, 4284096, 5533624, 6225327, 6426144, 7517376, 8300436, 11067248, 12450654, 12852288, 16600872, 22134496, 24901308, 33201744, 44268992, 49802616, 66403488, 99605232, 132806976, 199210464, 398420928]

約数ペア:

[(1, 398420928), (2, 199210464), (3, 132806976), (4, 99605232), (6, 66403488), (8, 49802616), (9, 44268992), (12, 33201744), (16, 24901308), (18, 22134496), (24, 16600872), (31, 12852288), (32, 12450654), (36, 11067248), (48, 8300436), (53, 7517376), (62, 6426144), (64, 6225327), (72, 5533624), (93, 4284096), (96, 4150218), (106, 3758688), (124, 3213072), (144, 2766812), (159, 2505792), (186, 2142048), (192, 2075109), (212, 1879344), (248, 1606536), (279, 1428032), (288, 1383406), (318, 1252896), (372, 1071024), (421, 946368), (424, 939672), (477, 835264), (496, 803268), (558, 714016), (576, 691703), (636, 626448), (744, 535512), (842, 473184), (848, 469836), (954, 417632), (992, 401634), (1116, 357008), (1263, 315456), (1272, 313224), (1488, 267756), (1643, 242496), (1684, 236592), (1696, 234918), (1908, 208816), (1984, 200817), (2232, 178504), (2526, 157728), (2544, 156612), (2976, 133878), (3286, 121248), (3368, 118296), (3392, 117459), (3789, 105152), (3816, 104408), (4464, 89252), (4929, 80832), (5052, 78864), (5088, 78306), (5952, 66939), (6572, 60624), (6736, 59148), (7578, 52576), (7632, 52204), (8928, 44626), (9858, 40416), (10104, 39432), (10176, 39153), (13051, 30528), (13144, 30312), (13472, 29574), (14787, 26944), (15156, 26288), (15264, 26102), (17856, 22313), (19716, 20208)]