17230720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 47124000

約数和(自身を除く): 29893280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 109, 128, 130, 152, 160, 190, 208, 218, 247, 260, 304, 320, 380, 416, 436, 494, 520, 545, 608, 640, 760, 832, 872, 988, 1040, 1090, 1216, 1235, 1417, 1520, 1664, 1744, 1976, 2071, 2080, 2180, 2432, 2470, 2834, 3040, 3488, 3952, 4142, 4160, 4360, 4940, 5668, 6080, 6976, 7085, 7904, 8284, 8320, 8720, 9880, 10355, 11336, 12160, 13952, 14170, 15808, 16568, 17440, 19760, 20710, 22672, 26923, 28340, 31616, 33136, 34880, 39520, 41420, 45344, 53846, 56680, 66272, 69760, 79040, 82840, 90688, 107692, 113360, 132544, 134615, 158080, 165680, 181376, 215384, 226720, 265088, 269230, 331360, 430768, 453440, 538460, 662720, 861536, 906880, 1076920, 1325440, 1723072, 2153840, 3446144, 4307680, 8615360, 17230720]

約数ペア:

[(1, 17230720), (2, 8615360), (4, 4307680), (5, 3446144), (8, 2153840), (10, 1723072), (13, 1325440), (16, 1076920), (19, 906880), (20, 861536), (26, 662720), (32, 538460), (38, 453440), (40, 430768), (52, 331360), (64, 269230), (65, 265088), (76, 226720), (80, 215384), (95, 181376), (104, 165680), (109, 158080), (128, 134615), (130, 132544), (152, 113360), (160, 107692), (190, 90688), (208, 82840), (218, 79040), (247, 69760), (260, 66272), (304, 56680), (320, 53846), (380, 45344), (416, 41420), (436, 39520), (494, 34880), (520, 33136), (545, 31616), (608, 28340), (640, 26923), (760, 22672), (832, 20710), (872, 19760), (988, 17440), (1040, 16568), (1090, 15808), (1216, 14170), (1235, 13952), (1417, 12160), (1520, 11336), (1664, 10355), (1744, 9880), (1976, 8720), (2071, 8320), (2080, 8284), (2180, 7904), (2432, 7085), (2470, 6976), (2834, 6080), (3040, 5668), (3488, 4940), (3952, 4360), (4142, 4160)]