64728960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{33713}}^1$

素因数の和:33735

約数の個数: 64

約数和(自身を含む): 206329680

約数和(自身を除く): 141600720

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, 320, 384, 480, 640, 960, 1920, 33713, 67426, 101139, 134852, 168565, 202278, 269704, 337130, 404556, 505695, 539408, 674260, 809112, 1011390, 1078816, 1348520, 1618224, 2022780, 2157632, 2697040, 3236448, 4045560, 4315264, 5394080, 6472896, 8091120, 10788160, 12945792, 16182240, 21576320, 32364480, 64728960]

約数ペア:

[(1, 64728960), (2, 32364480), (3, 21576320), (4, 16182240), (5, 12945792), (6, 10788160), (8, 8091120), (10, 6472896), (12, 5394080), (15, 4315264), (16, 4045560), (20, 3236448), (24, 2697040), (30, 2157632), (32, 2022780), (40, 1618224), (48, 1348520), (60, 1078816), (64, 1011390), (80, 809112), (96, 674260), (120, 539408), (128, 505695), (160, 404556), (192, 337130), (240, 269704), (320, 202278), (384, 168565), (480, 134852), (640, 101139), (960, 67426), (1920, 33713)]