198097900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2024

約数の個数: 144

約数和(自身を含む): 577463040

約数和(自身を除く): 379365140

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 91, 100, 110, 130, 140, 143, 154, 175, 182, 220, 260, 275, 286, 308, 325, 350, 364, 385, 455, 550, 572, 650, 700, 715, 770, 910, 1001, 1100, 1300, 1430, 1540, 1820, 1925, 1979, 2002, 2275, 2860, 3575, 3850, 3958, 4004, 4550, 5005, 7150, 7700, 7916, 9100, 9895, 10010, 13853, 14300, 19790, 20020, 21769, 25025, 25727, 27706, 39580, 43538, 49475, 50050, 51454, 55412, 69265, 87076, 98950, 100100, 102908, 108845, 128635, 138530, 152383, 180089, 197900, 217690, 257270, 277060, 282997, 304766, 346325, 360178, 435380, 514540, 544225, 565994, 609532, 643175, 692650, 720356, 761915, 900445, 1088450, 1131988, 1286350, 1385300, 1414985, 1523830, 1800890, 1980979, 2176900, 2572700, 2829970, 3047660, 3601780, 3809575, 3961958, 4502225, 5659940, 7074925, 7619150, 7923916, 9004450, 9904895, 14149850, 15238300, 18008900, 19809790, 28299700, 39619580, 49524475, 99048950, 198097900]

約数ペア:

[(1, 198097900), (2, 99048950), (4, 49524475), (5, 39619580), (7, 28299700), (10, 19809790), (11, 18008900), (13, 15238300), (14, 14149850), (20, 9904895), (22, 9004450), (25, 7923916), (26, 7619150), (28, 7074925), (35, 5659940), (44, 4502225), (50, 3961958), (52, 3809575), (55, 3601780), (65, 3047660), (70, 2829970), (77, 2572700), (91, 2176900), (100, 1980979), (110, 1800890), (130, 1523830), (140, 1414985), (143, 1385300), (154, 1286350), (175, 1131988), (182, 1088450), (220, 900445), (260, 761915), (275, 720356), (286, 692650), (308, 643175), (325, 609532), (350, 565994), (364, 544225), (385, 514540), (455, 435380), (550, 360178), (572, 346325), (650, 304766), (700, 282997), (715, 277060), (770, 257270), (910, 217690), (1001, 197900), (1100, 180089), (1300, 152383), (1430, 138530), (1540, 128635), (1820, 108845), (1925, 102908), (1979, 100100), (2002, 98950), (2275, 87076), (2860, 69265), (3575, 55412), (3850, 51454), (3958, 50050), (4004, 49475), (4550, 43538), (5005, 39580), (7150, 27706), (7700, 25727), (7916, 25025), (9100, 21769), (9895, 20020), (10010, 19790), (13853, 14300)]