219707520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2791}}^1$

素因数の和:2854

約数の個数: 128

約数和(自身を含む): 717655680

約数和(自身を除く): 497948160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 1230, 1312, 1640, 1920, 1968, 2460, 2624, 2791, 3280, 3936, 4920, 5248, 5582, 6560, 7872, 8373, 9840, 11164, 13120, 13955, 15744, 16746, 19680, 22328, 26240, 27910, 33492, 39360, 41865, 44656, 55820, 66984, 78720, 83730, 89312, 111640, 114431, 133968, 167460, 178624, 223280, 228862, 267936, 334920, 343293, 357248, 446560, 457724, 535872, 572155, 669840, 686586, 893120, 915448, 1071744, 1144310, 1339680, 1373172, 1716465, 1786240, 1830896, 2288620, 2679360, 2746344, 3432930, 3661792, 4577240, 5358720, 5492688, 6865860, 7323584, 9154480, 10985376, 13731720, 14647168, 18308960, 21970752, 27463440, 36617920, 43941504, 54926880, 73235840, 109853760, 219707520]

約数ペア:

[(1, 219707520), (2, 109853760), (3, 73235840), (4, 54926880), (5, 43941504), (6, 36617920), (8, 27463440), (10, 21970752), (12, 18308960), (15, 14647168), (16, 13731720), (20, 10985376), (24, 9154480), (30, 7323584), (32, 6865860), (40, 5492688), (41, 5358720), (48, 4577240), (60, 3661792), (64, 3432930), (80, 2746344), (82, 2679360), (96, 2288620), (120, 1830896), (123, 1786240), (128, 1716465), (160, 1373172), (164, 1339680), (192, 1144310), (205, 1071744), (240, 915448), (246, 893120), (320, 686586), (328, 669840), (384, 572155), (410, 535872), (480, 457724), (492, 446560), (615, 357248), (640, 343293), (656, 334920), (820, 267936), (960, 228862), (984, 223280), (1230, 178624), (1312, 167460), (1640, 133968), (1920, 114431), (1968, 111640), (2460, 89312), (2624, 83730), (2791, 78720), (3280, 66984), (3936, 55820), (4920, 44656), (5248, 41865), (5582, 39360), (6560, 33492), (7872, 27910), (8373, 26240), (9840, 22328), (11164, 19680), (13120, 16746), (13955, 15744)]