165281280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{21521}}^1$

素因数の和:21547

約数の個数: 80

約数和(自身を含む): 528408144

約数和(自身を除く): 363126864

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, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 21521, 43042, 64563, 86084, 107605, 129126, 172168, 215210, 258252, 322815, 344336, 430420, 516504, 645630, 688672, 860840, 1033008, 1291260, 1377344, 1721680, 2066016, 2582520, 2754688, 3443360, 4132032, 5165040, 5509376, 6886720, 8264064, 10330080, 11018752, 13773440, 16528128, 20660160, 27546880, 33056256, 41320320, 55093760, 82640640, 165281280]

約数ペア:

[(1, 165281280), (2, 82640640), (3, 55093760), (4, 41320320), (5, 33056256), (6, 27546880), (8, 20660160), (10, 16528128), (12, 13773440), (15, 11018752), (16, 10330080), (20, 8264064), (24, 6886720), (30, 5509376), (32, 5165040), (40, 4132032), (48, 3443360), (60, 2754688), (64, 2582520), (80, 2066016), (96, 1721680), (120, 1377344), (128, 1291260), (160, 1033008), (192, 860840), (240, 688672), (256, 645630), (320, 516504), (384, 430420), (480, 344336), (512, 322815), (640, 258252), (768, 215210), (960, 172168), (1280, 129126), (1536, 107605), (1920, 86084), (2560, 64563), (3840, 43042), (7680, 21521)]