388151680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3767}}^1$

素因数の和:3816

約数の個数: 128

約数和(自身を含む): 1106887680

約数和(自身を除く): 718736000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 640, 644, 736, 805, 896, 920, 1120, 1288, 1472, 1610, 1840, 2240, 2576, 2944, 3220, 3680, 3767, 4480, 5152, 6440, 7360, 7534, 10304, 12880, 14720, 15068, 18835, 20608, 25760, 26369, 30136, 37670, 51520, 52738, 60272, 75340, 86641, 103040, 105476, 120544, 131845, 150680, 173282, 210952, 241088, 263690, 301360, 346564, 421904, 433205, 482176, 527380, 602720, 606487, 693128, 843808, 866410, 1054760, 1205440, 1212974, 1386256, 1687616, 1732820, 2109520, 2410880, 2425948, 2772512, 3032435, 3375232, 3465640, 4219040, 4851896, 5545024, 6064870, 6931280, 8438080, 9703792, 11090048, 12129740, 13862560, 16876160, 19407584, 24259480, 27725120, 38815168, 48518960, 55450240, 77630336, 97037920, 194075840, 388151680]

約数ペア:

[(1, 388151680), (2, 194075840), (4, 97037920), (5, 77630336), (7, 55450240), (8, 48518960), (10, 38815168), (14, 27725120), (16, 24259480), (20, 19407584), (23, 16876160), (28, 13862560), (32, 12129740), (35, 11090048), (40, 9703792), (46, 8438080), (56, 6931280), (64, 6064870), (70, 5545024), (80, 4851896), (92, 4219040), (112, 3465640), (115, 3375232), (128, 3032435), (140, 2772512), (160, 2425948), (161, 2410880), (184, 2109520), (224, 1732820), (230, 1687616), (280, 1386256), (320, 1212974), (322, 1205440), (368, 1054760), (448, 866410), (460, 843808), (560, 693128), (640, 606487), (644, 602720), (736, 527380), (805, 482176), (896, 433205), (920, 421904), (1120, 346564), (1288, 301360), (1472, 263690), (1610, 241088), (1840, 210952), (2240, 173282), (2576, 150680), (2944, 131845), (3220, 120544), (3680, 105476), (3767, 103040), (4480, 86641), (5152, 75340), (6440, 60272), (7360, 52738), (7534, 51520), (10304, 37670), (12880, 30136), (14720, 26369), (15068, 25760), (18835, 20608)]