160921440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{111751}}^1$

素因数の和:111772

約数の個数: 72

約数和(自身を含む): 549149328

約数和(自身を除く): 388227888

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, 111751, 223502, 335253, 447004, 558755, 670506, 894008, 1005759, 1117510, 1341012, 1676265, 1788016, 2011518, 2235020, 2682024, 3352530, 3576032, 4023036, 4470040, 5028795, 5364048, 6705060, 8046072, 8940080, 10057590, 10728096, 13410120, 16092144, 17880160, 20115180, 26820240, 32184288, 40230360, 53640480, 80460720, 160921440]

約数ペア:

[(1, 160921440), (2, 80460720), (3, 53640480), (4, 40230360), (5, 32184288), (6, 26820240), (8, 20115180), (9, 17880160), (10, 16092144), (12, 13410120), (15, 10728096), (16, 10057590), (18, 8940080), (20, 8046072), (24, 6705060), (30, 5364048), (32, 5028795), (36, 4470040), (40, 4023036), (45, 3576032), (48, 3352530), (60, 2682024), (72, 2235020), (80, 2011518), (90, 1788016), (96, 1676265), (120, 1341012), (144, 1117510), (160, 1005759), (180, 894008), (240, 670506), (288, 558755), (360, 447004), (480, 335253), (720, 223502), (1440, 111751)]