131128380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 411675264

約数和(自身を除く): 280546884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 83, 90, 131, 134, 166, 180, 201, 249, 262, 268, 332, 335, 393, 402, 415, 498, 524, 603, 655, 670, 747, 786, 804, 830, 996, 1005, 1179, 1206, 1245, 1310, 1340, 1494, 1572, 1660, 1965, 2010, 2358, 2412, 2490, 2620, 2988, 3015, 3735, 3930, 4020, 4716, 4980, 5561, 5895, 6030, 7470, 7860, 8777, 10873, 11122, 11790, 12060, 14940, 16683, 17554, 21746, 22244, 23580, 26331, 27805, 32619, 33366, 35108, 43492, 43885, 50049, 52662, 54365, 55610, 65238, 66732, 78993, 83415, 87770, 97857, 100098, 105324, 108730, 111220, 130476, 131655, 157986, 163095, 166830, 175540, 195714, 200196, 217460, 250245, 263310, 315972, 326190, 333660, 391428, 394965, 489285, 500490, 526620, 652380, 728491, 789930, 978570, 1000980, 1456982, 1579860, 1957140, 2185473, 2913964, 3642455, 4370946, 6556419, 7284910, 8741892, 10927365, 13112838, 14569820, 21854730, 26225676, 32782095, 43709460, 65564190, 131128380]

約数ペア:

[(1, 131128380), (2, 65564190), (3, 43709460), (4, 32782095), (5, 26225676), (6, 21854730), (9, 14569820), (10, 13112838), (12, 10927365), (15, 8741892), (18, 7284910), (20, 6556419), (30, 4370946), (36, 3642455), (45, 2913964), (60, 2185473), (67, 1957140), (83, 1579860), (90, 1456982), (131, 1000980), (134, 978570), (166, 789930), (180, 728491), (201, 652380), (249, 526620), (262, 500490), (268, 489285), (332, 394965), (335, 391428), (393, 333660), (402, 326190), (415, 315972), (498, 263310), (524, 250245), (603, 217460), (655, 200196), (670, 195714), (747, 175540), (786, 166830), (804, 163095), (830, 157986), (996, 131655), (1005, 130476), (1179, 111220), (1206, 108730), (1245, 105324), (1310, 100098), (1340, 97857), (1494, 87770), (1572, 83415), (1660, 78993), (1965, 66732), (2010, 65238), (2358, 55610), (2412, 54365), (2490, 52662), (2620, 50049), (2988, 43885), (3015, 43492), (3735, 35108), (3930, 33366), (4020, 32619), (4716, 27805), (4980, 26331), (5561, 23580), (5895, 22244), (6030, 21746), (7470, 17554), (7860, 16683), (8777, 14940), (10873, 12060), (11122, 11790)]