123171930

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{195511}}^1$

素因数の和:195531

約数の個数: 48

約数和(自身を含む): 365998464

約数和(自身を除く): 242826534

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 195511, 391022, 586533, 977555, 1173066, 1368577, 1759599, 1955110, 2737154, 2932665, 3519198, 4105731, 5865330, 6842885, 8211462, 8797995, 12317193, 13685770, 17595990, 20528655, 24634386, 41057310, 61585965, 123171930]

約数ペア:

[(1, 123171930), (2, 61585965), (3, 41057310), (5, 24634386), (6, 20528655), (7, 17595990), (9, 13685770), (10, 12317193), (14, 8797995), (15, 8211462), (18, 6842885), (21, 5865330), (30, 4105731), (35, 3519198), (42, 2932665), (45, 2737154), (63, 1955110), (70, 1759599), (90, 1368577), (105, 1173066), (126, 977555), (210, 586533), (315, 391022), (630, 195511)]