80946720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{839}}^1$

素因数の和:927

約数の個数: 144

約数和(自身を含む): 280687680

約数和(自身を除く): 199740960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 67, 72, 80, 90, 96, 120, 134, 144, 160, 180, 201, 240, 268, 288, 335, 360, 402, 480, 536, 603, 670, 720, 804, 839, 1005, 1072, 1206, 1340, 1440, 1608, 1678, 2010, 2144, 2412, 2517, 2680, 3015, 3216, 3356, 4020, 4195, 4824, 5034, 5360, 6030, 6432, 6712, 7551, 8040, 8390, 9648, 10068, 10720, 12060, 12585, 13424, 15102, 16080, 16780, 19296, 20136, 24120, 25170, 26848, 30204, 32160, 33560, 37755, 40272, 48240, 50340, 56213, 60408, 67120, 75510, 80544, 96480, 100680, 112426, 120816, 134240, 151020, 168639, 201360, 224852, 241632, 281065, 302040, 337278, 402720, 449704, 505917, 562130, 604080, 674556, 843195, 899408, 1011834, 1124260, 1208160, 1349112, 1686390, 1798816, 2023668, 2248520, 2529585, 2698224, 3372780, 4047336, 4497040, 5059170, 5396448, 6745560, 8094672, 8994080, 10118340, 13491120, 16189344, 20236680, 26982240, 40473360, 80946720]

約数ペア:

[(1, 80946720), (2, 40473360), (3, 26982240), (4, 20236680), (5, 16189344), (6, 13491120), (8, 10118340), (9, 8994080), (10, 8094672), (12, 6745560), (15, 5396448), (16, 5059170), (18, 4497040), (20, 4047336), (24, 3372780), (30, 2698224), (32, 2529585), (36, 2248520), (40, 2023668), (45, 1798816), (48, 1686390), (60, 1349112), (67, 1208160), (72, 1124260), (80, 1011834), (90, 899408), (96, 843195), (120, 674556), (134, 604080), (144, 562130), (160, 505917), (180, 449704), (201, 402720), (240, 337278), (268, 302040), (288, 281065), (335, 241632), (360, 224852), (402, 201360), (480, 168639), (536, 151020), (603, 134240), (670, 120816), (720, 112426), (804, 100680), (839, 96480), (1005, 80544), (1072, 75510), (1206, 67120), (1340, 60408), (1440, 56213), (1608, 50340), (1678, 48240), (2010, 40272), (2144, 37755), (2412, 33560), (2517, 32160), (2680, 30204), (3015, 26848), (3216, 25170), (3356, 24120), (4020, 20136), (4195, 19296), (4824, 16780), (5034, 16080), (5360, 15102), (6030, 13424), (6432, 12585), (6712, 12060), (7551, 10720), (8040, 10068), (8390, 9648)]