129140640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89681}}^1$

素因数の和:89702

約数の個数: 72

約数和(自身を含む): 440697348

約数和(自身を除く): 311556708

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 89681, 179362, 269043, 358724, 448405, 538086, 717448, 807129, 896810, 1076172, 1345215, 1434896, 1614258, 1793620, 2152344, 2690430, 2869792, 3228516, 3587240, 4035645, 4304688, 5380860, 6457032, 7174480, 8071290, 8609376, 10761720, 12914064, 14348960, 16142580, 21523440, 25828128, 32285160, 43046880, 64570320, 129140640]

約数ペア:

[(1, 129140640), (2, 64570320), (3, 43046880), (4, 32285160), (5, 25828128), (6, 21523440), (8, 16142580), (9, 14348960), (10, 12914064), (12, 10761720), (15, 8609376), (16, 8071290), (18, 7174480), (20, 6457032), (24, 5380860), (30, 4304688), (32, 4035645), (36, 3587240), (40, 3228516), (45, 2869792), (48, 2690430), (60, 2152344), (72, 1793620), (80, 1614258), (90, 1434896), (96, 1345215), (120, 1076172), (144, 896810), (160, 807129), (180, 717448), (240, 538086), (288, 448405), (360, 358724), (480, 269043), (720, 179362), (1440, 89681)]