728850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 1865952

約数和(自身を除く): 1137102

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 113, 129, 150, 215, 226, 258, 339, 430, 565, 645, 678, 1075, 1130, 1290, 1695, 2150, 2825, 3225, 3390, 4859, 5650, 6450, 8475, 9718, 14577, 16950, 24295, 29154, 48590, 72885, 121475, 145770, 242950, 364425, 728850]

約数ペア:

[(1, 728850), (2, 364425), (3, 242950), (5, 145770), (6, 121475), (10, 72885), (15, 48590), (25, 29154), (30, 24295), (43, 16950), (50, 14577), (75, 9718), (86, 8475), (113, 6450), (129, 5650), (150, 4859), (215, 3390), (226, 3225), (258, 2825), (339, 2150), (430, 1695), (565, 1290), (645, 1130), (678, 1075)]