31189872

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 120

約数和(自身を含む): 95418000

約数和(自身を除く): 64228128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 89, 98, 112, 147, 149, 168, 178, 196, 267, 294, 298, 336, 356, 392, 447, 534, 588, 596, 623, 712, 784, 894, 1043, 1068, 1176, 1192, 1246, 1424, 1788, 1869, 2086, 2136, 2352, 2384, 2492, 3129, 3576, 3738, 4172, 4272, 4361, 4984, 6258, 7152, 7301, 7476, 8344, 8722, 9968, 12516, 13083, 13261, 14602, 14952, 16688, 17444, 21903, 25032, 26166, 26522, 29204, 29904, 34888, 39783, 43806, 50064, 52332, 53044, 58408, 69776, 79566, 87612, 92827, 104664, 106088, 116816, 159132, 175224, 185654, 209328, 212176, 278481, 318264, 350448, 371308, 556962, 636528, 649789, 742616, 1113924, 1299578, 1485232, 1949367, 2227848, 2599156, 3898734, 4455696, 5198312, 7797468, 10396624, 15594936, 31189872]

約数ペア:

[(1, 31189872), (2, 15594936), (3, 10396624), (4, 7797468), (6, 5198312), (7, 4455696), (8, 3898734), (12, 2599156), (14, 2227848), (16, 1949367), (21, 1485232), (24, 1299578), (28, 1113924), (42, 742616), (48, 649789), (49, 636528), (56, 556962), (84, 371308), (89, 350448), (98, 318264), (112, 278481), (147, 212176), (149, 209328), (168, 185654), (178, 175224), (196, 159132), (267, 116816), (294, 106088), (298, 104664), (336, 92827), (356, 87612), (392, 79566), (447, 69776), (534, 58408), (588, 53044), (596, 52332), (623, 50064), (712, 43806), (784, 39783), (894, 34888), (1043, 29904), (1068, 29204), (1176, 26522), (1192, 26166), (1246, 25032), (1424, 21903), (1788, 17444), (1869, 16688), (2086, 14952), (2136, 14602), (2352, 13261), (2384, 13083), (2492, 12516), (3129, 9968), (3576, 8722), (3738, 8344), (4172, 7476), (4272, 7301), (4361, 7152), (4984, 6258)]