388490032

素因数分解:

$2^4\times 7^3\times {\mathrm{29}}^1\times {\mathrm{2441}}^1$

素因数の和:2499

約数の個数: 80

約数和(自身を含む): 908424000

約数和(自身を除く): 519933968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 49, 56, 58, 98, 112, 116, 196, 203, 232, 343, 392, 406, 464, 686, 784, 812, 1372, 1421, 1624, 2441, 2744, 2842, 3248, 4882, 5488, 5684, 9764, 9947, 11368, 17087, 19528, 19894, 22736, 34174, 39056, 39788, 68348, 70789, 79576, 119609, 136696, 141578, 159152, 239218, 273392, 283156, 478436, 495523, 566312, 837263, 956872, 991046, 1132624, 1674526, 1913744, 1982092, 3349052, 3468661, 3964184, 6698104, 6937322, 7928368, 13396208, 13874644, 24280627, 27749288, 48561254, 55498576, 97122508, 194245016, 388490032]

約数ペア:

[(1, 388490032), (2, 194245016), (4, 97122508), (7, 55498576), (8, 48561254), (14, 27749288), (16, 24280627), (28, 13874644), (29, 13396208), (49, 7928368), (56, 6937322), (58, 6698104), (98, 3964184), (112, 3468661), (116, 3349052), (196, 1982092), (203, 1913744), (232, 1674526), (343, 1132624), (392, 991046), (406, 956872), (464, 837263), (686, 566312), (784, 495523), (812, 478436), (1372, 283156), (1421, 273392), (1624, 239218), (2441, 159152), (2744, 141578), (2842, 136696), (3248, 119609), (4882, 79576), (5488, 70789), (5684, 68348), (9764, 39788), (9947, 39056), (11368, 34174), (17087, 22736), (19528, 19894)]