71220960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{49459}}^1$

素因数の和:49480

約数の個数: 72

約数和(自身を含む): 243046440

約数和(自身を除く): 171825480

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, 49459, 98918, 148377, 197836, 247295, 296754, 395672, 445131, 494590, 593508, 741885, 791344, 890262, 989180, 1187016, 1483770, 1582688, 1780524, 1978360, 2225655, 2374032, 2967540, 3561048, 3956720, 4451310, 4748064, 5935080, 7122096, 7913440, 8902620, 11870160, 14244192, 17805240, 23740320, 35610480, 71220960]

約数ペア:

[(1, 71220960), (2, 35610480), (3, 23740320), (4, 17805240), (5, 14244192), (6, 11870160), (8, 8902620), (9, 7913440), (10, 7122096), (12, 5935080), (15, 4748064), (16, 4451310), (18, 3956720), (20, 3561048), (24, 2967540), (30, 2374032), (32, 2225655), (36, 1978360), (40, 1780524), (45, 1582688), (48, 1483770), (60, 1187016), (72, 989180), (80, 890262), (90, 791344), (96, 741885), (120, 593508), (144, 494590), (160, 445131), (180, 395672), (240, 296754), (288, 247295), (360, 197836), (480, 148377), (720, 98918), (1440, 49459)]