1342756480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{811}}^1$

素因数の和:1042

約数の個数: 128

約数和(自身を含む): 3478608000

約数和(自身を除く): 2135851520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 199, 208, 260, 320, 398, 416, 520, 640, 796, 811, 832, 995, 1040, 1592, 1622, 1664, 1990, 2080, 2587, 3184, 3244, 3980, 4055, 4160, 5174, 6368, 6488, 7960, 8110, 8320, 10348, 10543, 12736, 12935, 12976, 15920, 16220, 20696, 21086, 25472, 25870, 25952, 31840, 32440, 41392, 42172, 51740, 51904, 52715, 63680, 64880, 82784, 84344, 103480, 103808, 105430, 127360, 129760, 161389, 165568, 168688, 206960, 210860, 259520, 322778, 331136, 337376, 413920, 421720, 519040, 645556, 674752, 806945, 827840, 843440, 1291112, 1349504, 1613890, 1655680, 1686880, 2098057, 2582224, 3227780, 3373760, 4196114, 5164448, 6455560, 6747520, 8392228, 10328896, 10490285, 12911120, 16784456, 20657792, 20980570, 25822240, 33568912, 41961140, 51644480, 67137824, 83922280, 103288960, 134275648, 167844560, 268551296, 335689120, 671378240, 1342756480]

約数ペア:

[(1, 1342756480), (2, 671378240), (4, 335689120), (5, 268551296), (8, 167844560), (10, 134275648), (13, 103288960), (16, 83922280), (20, 67137824), (26, 51644480), (32, 41961140), (40, 33568912), (52, 25822240), (64, 20980570), (65, 20657792), (80, 16784456), (104, 12911120), (128, 10490285), (130, 10328896), (160, 8392228), (199, 6747520), (208, 6455560), (260, 5164448), (320, 4196114), (398, 3373760), (416, 3227780), (520, 2582224), (640, 2098057), (796, 1686880), (811, 1655680), (832, 1613890), (995, 1349504), (1040, 1291112), (1592, 843440), (1622, 827840), (1664, 806945), (1990, 674752), (2080, 645556), (2587, 519040), (3184, 421720), (3244, 413920), (3980, 337376), (4055, 331136), (4160, 322778), (5174, 259520), (6368, 210860), (6488, 206960), (7960, 168688), (8110, 165568), (8320, 161389), (10348, 129760), (10543, 127360), (12736, 105430), (12935, 103808), (12976, 103480), (15920, 84344), (16220, 82784), (20696, 64880), (21086, 63680), (25472, 52715), (25870, 51904), (25952, 51740), (31840, 42172), (32440, 41392)]