68438760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2309}}^1$

素因数の和:2355

約数の個数: 128

約数和(自身を含む): 232848000

約数和(自身を除く): 164409240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2309, 2470, 2964, 3705, 4618, 4940, 5928, 6927, 7410, 9236, 9880, 11545, 13854, 14820, 18472, 23090, 27708, 29640, 30017, 34635, 43871, 46180, 55416, 60034, 69270, 87742, 90051, 92360, 120068, 131613, 138540, 150085, 175484, 180102, 219355, 240136, 263226, 277080, 300170, 350968, 360204, 438710, 450255, 526452, 570323, 600340, 658065, 720408, 877420, 900510, 1052904, 1140646, 1200680, 1316130, 1710969, 1754840, 1801020, 2281292, 2632260, 2851615, 3421938, 3602040, 4562584, 5264520, 5703230, 6843876, 8554845, 11406460, 13687752, 17109690, 22812920, 34219380, 68438760]

約数ペア:

[(1, 68438760), (2, 34219380), (3, 22812920), (4, 17109690), (5, 13687752), (6, 11406460), (8, 8554845), (10, 6843876), (12, 5703230), (13, 5264520), (15, 4562584), (19, 3602040), (20, 3421938), (24, 2851615), (26, 2632260), (30, 2281292), (38, 1801020), (39, 1754840), (40, 1710969), (52, 1316130), (57, 1200680), (60, 1140646), (65, 1052904), (76, 900510), (78, 877420), (95, 720408), (104, 658065), (114, 600340), (120, 570323), (130, 526452), (152, 450255), (156, 438710), (190, 360204), (195, 350968), (228, 300170), (247, 277080), (260, 263226), (285, 240136), (312, 219355), (380, 180102), (390, 175484), (456, 150085), (494, 138540), (520, 131613), (570, 120068), (741, 92360), (760, 90051), (780, 87742), (988, 69270), (1140, 60034), (1235, 55416), (1482, 46180), (1560, 43871), (1976, 34635), (2280, 30017), (2309, 29640), (2470, 27708), (2964, 23090), (3705, 18472), (4618, 14820), (4940, 13854), (5928, 11545), (6927, 9880), (7410, 9236)]