71120640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{18521}}^1$

素因数の和:18545

約数の個数: 72

約数和(自身を含む): 227153808

約数和(自身を除く): 156033168

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, 18521, 37042, 55563, 74084, 92605, 111126, 148168, 185210, 222252, 277815, 296336, 370420, 444504, 555630, 592672, 740840, 889008, 1111260, 1185344, 1481680, 1778016, 2222520, 2370688, 2963360, 3556032, 4445040, 4741376, 5926720, 7112064, 8890080, 11853440, 14224128, 17780160, 23706880, 35560320, 71120640]

約数ペア:

[(1, 71120640), (2, 35560320), (3, 23706880), (4, 17780160), (5, 14224128), (6, 11853440), (8, 8890080), (10, 7112064), (12, 5926720), (15, 4741376), (16, 4445040), (20, 3556032), (24, 2963360), (30, 2370688), (32, 2222520), (40, 1778016), (48, 1481680), (60, 1185344), (64, 1111260), (80, 889008), (96, 740840), (120, 592672), (128, 555630), (160, 444504), (192, 370420), (240, 296336), (256, 277815), (320, 222252), (384, 185210), (480, 148168), (640, 111126), (768, 92605), (960, 74084), (1280, 55563), (1920, 37042), (3840, 18521)]