138923520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{18089}}^1$

素因数の和:18115

約数の個数: 80

約数和(自身を含む): 444145680

約数和(自身を除く): 305222160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 18089, 36178, 54267, 72356, 90445, 108534, 144712, 180890, 217068, 271335, 289424, 361780, 434136, 542670, 578848, 723560, 868272, 1085340, 1157696, 1447120, 1736544, 2170680, 2315392, 2894240, 3473088, 4341360, 4630784, 5788480, 6946176, 8682720, 9261568, 11576960, 13892352, 17365440, 23153920, 27784704, 34730880, 46307840, 69461760, 138923520]

約数ペア:

[(1, 138923520), (2, 69461760), (3, 46307840), (4, 34730880), (5, 27784704), (6, 23153920), (8, 17365440), (10, 13892352), (12, 11576960), (15, 9261568), (16, 8682720), (20, 6946176), (24, 5788480), (30, 4630784), (32, 4341360), (40, 3473088), (48, 2894240), (60, 2315392), (64, 2170680), (80, 1736544), (96, 1447120), (120, 1157696), (128, 1085340), (160, 868272), (192, 723560), (240, 578848), (256, 542670), (320, 434136), (384, 361780), (480, 289424), (512, 271335), (640, 217068), (768, 180890), (960, 144712), (1280, 108534), (1536, 90445), (1920, 72356), (2560, 54267), (3840, 36178), (7680, 18089)]