181409872

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{523}}^1$

素因数の和:720

約数の個数: 80

約数和(自身を含む): 426242560

約数和(自身を除く): 244832688

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 163, 266, 304, 326, 523, 532, 652, 1046, 1064, 1141, 1304, 2092, 2128, 2282, 2608, 3097, 3661, 4184, 4564, 6194, 7322, 8368, 9128, 9937, 12388, 14644, 18256, 19874, 21679, 24776, 29288, 39748, 43358, 49552, 58576, 69559, 79496, 85249, 86716, 139118, 158992, 170498, 173432, 278236, 340996, 346864, 556472, 596743, 681992, 1112944, 1193486, 1363984, 1619731, 2386972, 3239462, 4773944, 6478924, 9547888, 11338117, 12957848, 22676234, 25915696, 45352468, 90704936, 181409872]

約数ペア:

[(1, 181409872), (2, 90704936), (4, 45352468), (7, 25915696), (8, 22676234), (14, 12957848), (16, 11338117), (19, 9547888), (28, 6478924), (38, 4773944), (56, 3239462), (76, 2386972), (112, 1619731), (133, 1363984), (152, 1193486), (163, 1112944), (266, 681992), (304, 596743), (326, 556472), (523, 346864), (532, 340996), (652, 278236), (1046, 173432), (1064, 170498), (1141, 158992), (1304, 139118), (2092, 86716), (2128, 85249), (2282, 79496), (2608, 69559), (3097, 58576), (3661, 49552), (4184, 43358), (4564, 39748), (6194, 29288), (7322, 24776), (8368, 21679), (9128, 19874), (9937, 18256), (12388, 14644)]