64815360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{16879}}^1$

素因数の和:16903

約数の個数: 72

約数和(自身を含む): 207016320

約数和(自身を除く): 142200960

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, 16879, 33758, 50637, 67516, 84395, 101274, 135032, 168790, 202548, 253185, 270064, 337580, 405096, 506370, 540128, 675160, 810192, 1012740, 1080256, 1350320, 1620384, 2025480, 2160512, 2700640, 3240768, 4050960, 4321024, 5401280, 6481536, 8101920, 10802560, 12963072, 16203840, 21605120, 32407680, 64815360]

約数ペア:

[(1, 64815360), (2, 32407680), (3, 21605120), (4, 16203840), (5, 12963072), (6, 10802560), (8, 8101920), (10, 6481536), (12, 5401280), (15, 4321024), (16, 4050960), (20, 3240768), (24, 2700640), (30, 2160512), (32, 2025480), (40, 1620384), (48, 1350320), (60, 1080256), (64, 1012740), (80, 810192), (96, 675160), (120, 540128), (128, 506370), (160, 405096), (192, 337580), (240, 270064), (256, 253185), (320, 202548), (384, 168790), (480, 135032), (640, 101274), (768, 84395), (960, 67516), (1280, 50637), (1920, 33758), (3840, 16879)]