81847680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{907}}^1$

素因数の和:976

約数の個数: 128

約数和(自身を含む): 266734080

約数和(自身を除く): 184886400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 160, 188, 192, 235, 240, 282, 320, 376, 384, 470, 480, 564, 640, 705, 752, 907, 940, 960, 1128, 1410, 1504, 1814, 1880, 1920, 2256, 2721, 2820, 3008, 3628, 3760, 4512, 4535, 5442, 5640, 6016, 7256, 7520, 9024, 9070, 10884, 11280, 13605, 14512, 15040, 18048, 18140, 21768, 22560, 27210, 29024, 30080, 36280, 42629, 43536, 45120, 54420, 58048, 72560, 85258, 87072, 90240, 108840, 116096, 127887, 145120, 170516, 174144, 213145, 217680, 255774, 290240, 341032, 348288, 426290, 435360, 511548, 580480, 639435, 682064, 852580, 870720, 1023096, 1278870, 1364128, 1705160, 1741440, 2046192, 2557740, 2728256, 3410320, 4092384, 5115480, 5456512, 6820640, 8184768, 10230960, 13641280, 16369536, 20461920, 27282560, 40923840, 81847680]

約数ペア:

[(1, 81847680), (2, 40923840), (3, 27282560), (4, 20461920), (5, 16369536), (6, 13641280), (8, 10230960), (10, 8184768), (12, 6820640), (15, 5456512), (16, 5115480), (20, 4092384), (24, 3410320), (30, 2728256), (32, 2557740), (40, 2046192), (47, 1741440), (48, 1705160), (60, 1364128), (64, 1278870), (80, 1023096), (94, 870720), (96, 852580), (120, 682064), (128, 639435), (141, 580480), (160, 511548), (188, 435360), (192, 426290), (235, 348288), (240, 341032), (282, 290240), (320, 255774), (376, 217680), (384, 213145), (470, 174144), (480, 170516), (564, 145120), (640, 127887), (705, 116096), (752, 108840), (907, 90240), (940, 87072), (960, 85258), (1128, 72560), (1410, 58048), (1504, 54420), (1814, 45120), (1880, 43536), (1920, 42629), (2256, 36280), (2721, 30080), (2820, 29024), (3008, 27210), (3628, 22560), (3760, 21768), (4512, 18140), (4535, 18048), (5442, 15040), (5640, 14512), (6016, 13605), (7256, 11280), (7520, 10884), (9024, 9070)]