678636224

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1406

約数の個数: 112

約数和(自身を含む): 1647870720

約数和(自身を除く): 969234496

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 61, 64, 76, 112, 122, 133, 152, 224, 244, 266, 304, 427, 448, 488, 532, 608, 854, 976, 1064, 1159, 1216, 1307, 1708, 1952, 2128, 2318, 2614, 3416, 3904, 4256, 4636, 5228, 6832, 8113, 8512, 9149, 9272, 10456, 13664, 16226, 18298, 18544, 20912, 24833, 27328, 32452, 36596, 37088, 41824, 49666, 64904, 73192, 74176, 79727, 83648, 99332, 129808, 146384, 159454, 173831, 198664, 259616, 292768, 318908, 347662, 397328, 519232, 558089, 585536, 637816, 695324, 794656, 1116178, 1275632, 1390648, 1514813, 1589312, 2232356, 2551264, 2781296, 3029626, 4464712, 5102528, 5562592, 6059252, 8929424, 10603691, 11125184, 12118504, 17858848, 21207382, 24237008, 35717696, 42414764, 48474016, 84829528, 96948032, 169659056, 339318112, 678636224]

約数ペア:

[(1, 678636224), (2, 339318112), (4, 169659056), (7, 96948032), (8, 84829528), (14, 48474016), (16, 42414764), (19, 35717696), (28, 24237008), (32, 21207382), (38, 17858848), (56, 12118504), (61, 11125184), (64, 10603691), (76, 8929424), (112, 6059252), (122, 5562592), (133, 5102528), (152, 4464712), (224, 3029626), (244, 2781296), (266, 2551264), (304, 2232356), (427, 1589312), (448, 1514813), (488, 1390648), (532, 1275632), (608, 1116178), (854, 794656), (976, 695324), (1064, 637816), (1159, 585536), (1216, 558089), (1307, 519232), (1708, 397328), (1952, 347662), (2128, 318908), (2318, 292768), (2614, 259616), (3416, 198664), (3904, 173831), (4256, 159454), (4636, 146384), (5228, 129808), (6832, 99332), (8113, 83648), (8512, 79727), (9149, 74176), (9272, 73192), (10456, 64904), (13664, 49666), (16226, 41824), (18298, 37088), (18544, 36596), (20912, 32452), (24833, 27328)]