281320320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{146521}}^1$

素因数の和:146543

約数の個数: 64

約数和(自身を含む): 896714640

約数和(自身を除く): 615394320

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, 146521, 293042, 439563, 586084, 732605, 879126, 1172168, 1465210, 1758252, 2197815, 2344336, 2930420, 3516504, 4395630, 4688672, 5860840, 7033008, 8791260, 9377344, 11721680, 14066016, 17582520, 18754688, 23443360, 28132032, 35165040, 46886720, 56264064, 70330080, 93773440, 140660160, 281320320]

約数ペア:

[(1, 281320320), (2, 140660160), (3, 93773440), (4, 70330080), (5, 56264064), (6, 46886720), (8, 35165040), (10, 28132032), (12, 23443360), (15, 18754688), (16, 17582520), (20, 14066016), (24, 11721680), (30, 9377344), (32, 8791260), (40, 7033008), (48, 5860840), (60, 4688672), (64, 4395630), (80, 3516504), (96, 2930420), (120, 2344336), (128, 2197815), (160, 1758252), (192, 1465210), (240, 1172168), (320, 879126), (384, 732605), (480, 586084), (640, 439563), (960, 293042), (1920, 146521)]