212548500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:491

約数の個数: 144

約数和(自身を含む): 677149200

約数和(自身を除く): 464600700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 149, 150, 180, 225, 250, 298, 300, 317, 375, 447, 450, 500, 596, 634, 745, 750, 894, 900, 951, 1125, 1268, 1341, 1490, 1500, 1585, 1788, 1902, 2235, 2250, 2682, 2853, 2980, 3170, 3725, 3804, 4470, 4500, 4755, 5364, 5706, 6340, 6705, 7450, 7925, 8940, 9510, 11175, 11412, 13410, 14265, 14900, 15850, 18625, 19020, 22350, 23775, 26820, 28530, 31700, 33525, 37250, 39625, 44700, 47233, 47550, 55875, 57060, 67050, 71325, 74500, 79250, 94466, 95100, 111750, 118875, 134100, 141699, 142650, 158500, 167625, 188932, 223500, 236165, 237750, 283398, 285300, 335250, 356625, 425097, 472330, 475500, 566796, 670500, 708495, 713250, 850194, 944660, 1180825, 1416990, 1426500, 1700388, 2125485, 2361650, 2833980, 3542475, 4250970, 4723300, 5904125, 7084950, 8501940, 10627425, 11808250, 14169900, 17712375, 21254850, 23616500, 35424750, 42509700, 53137125, 70849500, 106274250, 212548500]

約数ペア:

[(1, 212548500), (2, 106274250), (3, 70849500), (4, 53137125), (5, 42509700), (6, 35424750), (9, 23616500), (10, 21254850), (12, 17712375), (15, 14169900), (18, 11808250), (20, 10627425), (25, 8501940), (30, 7084950), (36, 5904125), (45, 4723300), (50, 4250970), (60, 3542475), (75, 2833980), (90, 2361650), (100, 2125485), (125, 1700388), (149, 1426500), (150, 1416990), (180, 1180825), (225, 944660), (250, 850194), (298, 713250), (300, 708495), (317, 670500), (375, 566796), (447, 475500), (450, 472330), (500, 425097), (596, 356625), (634, 335250), (745, 285300), (750, 283398), (894, 237750), (900, 236165), (951, 223500), (1125, 188932), (1268, 167625), (1341, 158500), (1490, 142650), (1500, 141699), (1585, 134100), (1788, 118875), (1902, 111750), (2235, 95100), (2250, 94466), (2682, 79250), (2853, 74500), (2980, 71325), (3170, 67050), (3725, 57060), (3804, 55875), (4470, 47550), (4500, 47233), (4755, 44700), (5364, 39625), (5706, 37250), (6340, 33525), (6705, 31700), (7450, 28530), (7925, 26820), (8940, 23775), (9510, 22350), (11175, 19020), (11412, 18625), (13410, 15850), (14265, 14900)]