16279680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 128

約数和(自身を含む): 53121600

約数和(自身を除く): 36841920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 139, 160, 183, 192, 240, 244, 278, 305, 320, 366, 384, 417, 480, 488, 556, 610, 640, 695, 732, 834, 915, 960, 976, 1112, 1220, 1390, 1464, 1668, 1830, 1920, 1952, 2085, 2224, 2440, 2780, 2928, 3336, 3660, 3904, 4170, 4448, 4880, 5560, 5856, 6672, 7320, 7808, 8340, 8479, 8896, 9760, 11120, 11712, 13344, 14640, 16680, 16958, 17792, 19520, 22240, 23424, 25437, 26688, 29280, 33360, 33916, 39040, 42395, 44480, 50874, 53376, 58560, 66720, 67832, 84790, 88960, 101748, 117120, 127185, 133440, 135664, 169580, 203496, 254370, 266880, 271328, 339160, 406992, 508740, 542656, 678320, 813984, 1017480, 1085312, 1356640, 1627968, 2034960, 2713280, 3255936, 4069920, 5426560, 8139840, 16279680]

約数ペア:

[(1, 16279680), (2, 8139840), (3, 5426560), (4, 4069920), (5, 3255936), (6, 2713280), (8, 2034960), (10, 1627968), (12, 1356640), (15, 1085312), (16, 1017480), (20, 813984), (24, 678320), (30, 542656), (32, 508740), (40, 406992), (48, 339160), (60, 271328), (61, 266880), (64, 254370), (80, 203496), (96, 169580), (120, 135664), (122, 133440), (128, 127185), (139, 117120), (160, 101748), (183, 88960), (192, 84790), (240, 67832), (244, 66720), (278, 58560), (305, 53376), (320, 50874), (366, 44480), (384, 42395), (417, 39040), (480, 33916), (488, 33360), (556, 29280), (610, 26688), (640, 25437), (695, 23424), (732, 22240), (834, 19520), (915, 17792), (960, 16958), (976, 16680), (1112, 14640), (1220, 13344), (1390, 11712), (1464, 11120), (1668, 9760), (1830, 8896), (1920, 8479), (1952, 8340), (2085, 7808), (2224, 7320), (2440, 6672), (2780, 5856), (2928, 5560), (3336, 4880), (3660, 4448), (3904, 4170)]