128460960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89209}}^1$

素因数の和:89230

約数の個数: 72

約数和(自身を含む): 438377940

約数和(自身を除く): 309916980

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, 89209, 178418, 267627, 356836, 446045, 535254, 713672, 802881, 892090, 1070508, 1338135, 1427344, 1605762, 1784180, 2141016, 2676270, 2854688, 3211524, 3568360, 4014405, 4282032, 5352540, 6423048, 7136720, 8028810, 8564064, 10705080, 12846096, 14273440, 16057620, 21410160, 25692192, 32115240, 42820320, 64230480, 128460960]

約数ペア:

[(1, 128460960), (2, 64230480), (3, 42820320), (4, 32115240), (5, 25692192), (6, 21410160), (8, 16057620), (9, 14273440), (10, 12846096), (12, 10705080), (15, 8564064), (16, 8028810), (18, 7136720), (20, 6423048), (24, 5352540), (30, 4282032), (32, 4014405), (36, 3568360), (40, 3211524), (45, 2854688), (48, 2676270), (60, 2141016), (72, 1784180), (80, 1605762), (90, 1427344), (96, 1338135), (120, 1070508), (144, 892090), (160, 802881), (180, 713672), (240, 535254), (288, 446045), (360, 356836), (480, 267627), (720, 178418), (1440, 89209)]