320021760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{83339}}^1$

素因数の和:83363

約数の個数: 72

約数和(自身を含む): 1022081760

約数和(自身を除く): 702060000

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, 640, 768, 960, 1280, 1920, 3840, 83339, 166678, 250017, 333356, 416695, 500034, 666712, 833390, 1000068, 1250085, 1333424, 1666780, 2000136, 2500170, 2666848, 3333560, 4000272, 5000340, 5333696, 6667120, 8000544, 10000680, 10667392, 13334240, 16001088, 20001360, 21334784, 26668480, 32002176, 40002720, 53336960, 64004352, 80005440, 106673920, 160010880, 320021760]

約数ペア:

[(1, 320021760), (2, 160010880), (3, 106673920), (4, 80005440), (5, 64004352), (6, 53336960), (8, 40002720), (10, 32002176), (12, 26668480), (15, 21334784), (16, 20001360), (20, 16001088), (24, 13334240), (30, 10667392), (32, 10000680), (40, 8000544), (48, 6667120), (60, 5333696), (64, 5000340), (80, 4000272), (96, 3333560), (120, 2666848), (128, 2500170), (160, 2000136), (192, 1666780), (240, 1333424), (256, 1250085), (320, 1000068), (384, 833390), (480, 666712), (640, 500034), (768, 416695), (960, 333356), (1280, 250017), (1920, 166678), (3840, 83339)]