644708808

素因数分解:

$2^3\times 3^4\times {\mathrm{83}}^1\times {\mathrm{11987}}^1$

素因数の和:12088

約数の個数: 80

約数和(自身を含む): 1827690480

約数和(自身を除く): 1182981672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 83, 108, 162, 166, 216, 249, 324, 332, 498, 648, 664, 747, 996, 1494, 1992, 2241, 2988, 4482, 5976, 6723, 8964, 11987, 13446, 17928, 23974, 26892, 35961, 47948, 53784, 71922, 95896, 107883, 143844, 215766, 287688, 323649, 431532, 647298, 863064, 970947, 994921, 1294596, 1941894, 1989842, 2589192, 2984763, 3883788, 3979684, 5969526, 7767576, 7959368, 8954289, 11939052, 17908578, 23878104, 26862867, 35817156, 53725734, 71634312, 80588601, 107451468, 161177202, 214902936, 322354404, 644708808]

約数ペア:

[(1, 644708808), (2, 322354404), (3, 214902936), (4, 161177202), (6, 107451468), (8, 80588601), (9, 71634312), (12, 53725734), (18, 35817156), (24, 26862867), (27, 23878104), (36, 17908578), (54, 11939052), (72, 8954289), (81, 7959368), (83, 7767576), (108, 5969526), (162, 3979684), (166, 3883788), (216, 2984763), (249, 2589192), (324, 1989842), (332, 1941894), (498, 1294596), (648, 994921), (664, 970947), (747, 863064), (996, 647298), (1494, 431532), (1992, 323649), (2241, 287688), (2988, 215766), (4482, 143844), (5976, 107883), (6723, 95896), (8964, 71922), (11987, 53784), (13446, 47948), (17928, 35961), (23974, 26892)]