64243440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{89227}}^1$

素因数の和:89246

約数の個数: 60

約数和(自身を含む): 215753304

約数和(自身を除く): 151509864

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 89227, 178454, 267681, 356908, 446135, 535362, 713816, 803043, 892270, 1070724, 1338405, 1427632, 1606086, 1784540, 2141448, 2676810, 3212172, 3569080, 4015215, 4282896, 5353620, 6424344, 7138160, 8030430, 10707240, 12848688, 16060860, 21414480, 32121720, 64243440]

約数ペア:

[(1, 64243440), (2, 32121720), (3, 21414480), (4, 16060860), (5, 12848688), (6, 10707240), (8, 8030430), (9, 7138160), (10, 6424344), (12, 5353620), (15, 4282896), (16, 4015215), (18, 3569080), (20, 3212172), (24, 2676810), (30, 2141448), (36, 1784540), (40, 1606086), (45, 1427632), (48, 1338405), (60, 1070724), (72, 892270), (80, 803043), (90, 713816), (120, 535362), (144, 446135), (180, 356908), (240, 267681), (360, 178454), (720, 89227)]