39872280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{6781}}^1$

素因数の和:6809

約数の個数: 96

約数和(自身を含む): 139166640

約数和(自身を除く): 99294360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 6781, 13562, 20343, 27124, 33905, 40686, 47467, 54248, 67810, 81372, 94934, 101715, 135620, 142401, 162744, 189868, 203430, 237335, 271240, 284802, 332269, 379736, 406860, 474670, 569604, 664538, 712005, 813720, 949340, 996807, 1139208, 1329076, 1424010, 1661345, 1898680, 1993614, 2658152, 2848020, 3322690, 3987228, 4984035, 5696040, 6645380, 7974456, 9968070, 13290760, 19936140, 39872280]

約数ペア:

[(1, 39872280), (2, 19936140), (3, 13290760), (4, 9968070), (5, 7974456), (6, 6645380), (7, 5696040), (8, 4984035), (10, 3987228), (12, 3322690), (14, 2848020), (15, 2658152), (20, 1993614), (21, 1898680), (24, 1661345), (28, 1424010), (30, 1329076), (35, 1139208), (40, 996807), (42, 949340), (49, 813720), (56, 712005), (60, 664538), (70, 569604), (84, 474670), (98, 406860), (105, 379736), (120, 332269), (140, 284802), (147, 271240), (168, 237335), (196, 203430), (210, 189868), (245, 162744), (280, 142401), (294, 135620), (392, 101715), (420, 94934), (490, 81372), (588, 67810), (735, 54248), (840, 47467), (980, 40686), (1176, 33905), (1470, 27124), (1960, 20343), (2940, 13562), (5880, 6781)]