128774160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{178853}}^1$

素因数の和:178872

約数の個数: 60

約数和(自身を含む): 432468972

約数和(自身を除く): 303694812

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, 178853, 357706, 536559, 715412, 894265, 1073118, 1430824, 1609677, 1788530, 2146236, 2682795, 2861648, 3219354, 3577060, 4292472, 5365590, 6438708, 7154120, 8048385, 8584944, 10731180, 12877416, 14308240, 16096770, 21462360, 25754832, 32193540, 42924720, 64387080, 128774160]

約数ペア:

[(1, 128774160), (2, 64387080), (3, 42924720), (4, 32193540), (5, 25754832), (6, 21462360), (8, 16096770), (9, 14308240), (10, 12877416), (12, 10731180), (15, 8584944), (16, 8048385), (18, 7154120), (20, 6438708), (24, 5365590), (30, 4292472), (36, 3577060), (40, 3219354), (45, 2861648), (48, 2682795), (60, 2146236), (72, 1788530), (80, 1609677), (90, 1430824), (120, 1073118), (144, 894265), (180, 715412), (240, 536559), (360, 357706), (720, 178853)]