261409200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1289}}^1$

素因数の和:1336

約数の個数: 180

約数和(自身を含む): 907453080

約数和(自身を除く): 646043880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 130, 150, 156, 169, 195, 200, 208, 240, 260, 300, 312, 325, 338, 390, 400, 507, 520, 600, 624, 650, 676, 780, 845, 975, 1014, 1040, 1200, 1289, 1300, 1352, 1560, 1690, 1950, 2028, 2535, 2578, 2600, 2704, 3120, 3380, 3867, 3900, 4056, 4225, 5070, 5156, 5200, 6445, 6760, 7734, 7800, 8112, 8450, 10140, 10312, 12675, 12890, 13520, 15468, 15600, 16757, 16900, 19335, 20280, 20624, 25350, 25780, 30936, 32225, 33514, 33800, 38670, 40560, 50271, 50700, 51560, 61872, 64450, 67028, 67600, 77340, 83785, 96675, 100542, 101400, 103120, 128900, 134056, 154680, 167570, 193350, 201084, 202800, 217841, 251355, 257800, 268112, 309360, 335140, 386700, 402168, 418925, 435682, 502710, 515600, 653523, 670280, 773400, 804336, 837850, 871364, 1005420, 1089205, 1256775, 1307046, 1340560, 1546800, 1675700, 1742728, 2010840, 2178410, 2513550, 2614092, 3267615, 3351400, 3485456, 4021680, 4356820, 5027100, 5228184, 5446025, 6535230, 6702800, 8713640, 10054200, 10456368, 10892050, 13070460, 16338075, 17427280, 20108400, 21784100, 26140920, 32676150, 43568200, 52281840, 65352300, 87136400, 130704600, 261409200]

約数ペア:

[(1, 261409200), (2, 130704600), (3, 87136400), (4, 65352300), (5, 52281840), (6, 43568200), (8, 32676150), (10, 26140920), (12, 21784100), (13, 20108400), (15, 17427280), (16, 16338075), (20, 13070460), (24, 10892050), (25, 10456368), (26, 10054200), (30, 8713640), (39, 6702800), (40, 6535230), (48, 5446025), (50, 5228184), (52, 5027100), (60, 4356820), (65, 4021680), (75, 3485456), (78, 3351400), (80, 3267615), (100, 2614092), (104, 2513550), (120, 2178410), (130, 2010840), (150, 1742728), (156, 1675700), (169, 1546800), (195, 1340560), (200, 1307046), (208, 1256775), (240, 1089205), (260, 1005420), (300, 871364), (312, 837850), (325, 804336), (338, 773400), (390, 670280), (400, 653523), (507, 515600), (520, 502710), (600, 435682), (624, 418925), (650, 402168), (676, 386700), (780, 335140), (845, 309360), (975, 268112), (1014, 257800), (1040, 251355), (1200, 217841), (1289, 202800), (1300, 201084), (1352, 193350), (1560, 167570), (1690, 154680), (1950, 134056), (2028, 128900), (2535, 103120), (2578, 101400), (2600, 100542), (2704, 96675), (3120, 83785), (3380, 77340), (3867, 67600), (3900, 67028), (4056, 64450), (4225, 61872), (5070, 51560), (5156, 50700), (5200, 50271), (6445, 40560), (6760, 38670), (7734, 33800), (7800, 33514), (8112, 32225), (8450, 30936), (10140, 25780), (10312, 25350), (12675, 20624), (12890, 20280), (13520, 19335), (15468, 16900), (15600, 16757)]