261893400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 854945280

約数和(自身を除く): 593051880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 37, 40, 47, 50, 60, 74, 75, 94, 100, 111, 120, 141, 148, 150, 185, 188, 200, 222, 235, 251, 282, 296, 300, 370, 376, 444, 470, 502, 555, 564, 600, 705, 740, 753, 888, 925, 940, 1004, 1110, 1128, 1175, 1255, 1410, 1480, 1506, 1739, 1850, 1880, 2008, 2220, 2350, 2510, 2775, 2820, 3012, 3478, 3525, 3700, 3765, 4440, 4700, 5020, 5217, 5550, 5640, 6024, 6275, 6956, 7050, 7400, 7530, 8695, 9287, 9400, 10040, 10434, 11100, 11797, 12550, 13912, 14100, 15060, 17390, 18574, 18825, 20868, 22200, 23594, 25100, 26085, 27861, 28200, 30120, 34780, 35391, 37148, 37650, 41736, 43475, 46435, 47188, 50200, 52170, 55722, 58985, 69560, 70782, 74296, 75300, 86950, 92870, 94376, 104340, 111444, 117970, 130425, 139305, 141564, 150600, 173900, 176955, 185740, 208680, 222888, 232175, 235940, 260850, 278610, 283128, 294925, 347800, 353910, 371480, 436489, 464350, 471880, 521700, 557220, 589850, 696525, 707820, 872978, 884775, 928700, 1043400, 1114440, 1179700, 1309467, 1393050, 1415640, 1745956, 1769550, 1857400, 2182445, 2359400, 2618934, 2786100, 3491912, 3539100, 4364890, 5237868, 5572200, 6547335, 7078200, 8729780, 10475736, 10912225, 13094670, 17459560, 21824450, 26189340, 32736675, 43648900, 52378680, 65473350, 87297800, 130946700, 261893400]

約数ペア:

[(1, 261893400), (2, 130946700), (3, 87297800), (4, 65473350), (5, 52378680), (6, 43648900), (8, 32736675), (10, 26189340), (12, 21824450), (15, 17459560), (20, 13094670), (24, 10912225), (25, 10475736), (30, 8729780), (37, 7078200), (40, 6547335), (47, 5572200), (50, 5237868), (60, 4364890), (74, 3539100), (75, 3491912), (94, 2786100), (100, 2618934), (111, 2359400), (120, 2182445), (141, 1857400), (148, 1769550), (150, 1745956), (185, 1415640), (188, 1393050), (200, 1309467), (222, 1179700), (235, 1114440), (251, 1043400), (282, 928700), (296, 884775), (300, 872978), (370, 707820), (376, 696525), (444, 589850), (470, 557220), (502, 521700), (555, 471880), (564, 464350), (600, 436489), (705, 371480), (740, 353910), (753, 347800), (888, 294925), (925, 283128), (940, 278610), (1004, 260850), (1110, 235940), (1128, 232175), (1175, 222888), (1255, 208680), (1410, 185740), (1480, 176955), (1506, 173900), (1739, 150600), (1850, 141564), (1880, 139305), (2008, 130425), (2220, 117970), (2350, 111444), (2510, 104340), (2775, 94376), (2820, 92870), (3012, 86950), (3478, 75300), (3525, 74296), (3700, 70782), (3765, 69560), (4440, 58985), (4700, 55722), (5020, 52170), (5217, 50200), (5550, 47188), (5640, 46435), (6024, 43475), (6275, 41736), (6956, 37650), (7050, 37148), (7400, 35391), (7530, 34780), (8695, 30120), (9287, 28200), (9400, 27861), (10040, 26085), (10434, 25100), (11100, 23594), (11797, 22200), (12550, 20868), (13912, 18825), (14100, 18574), (15060, 17390)]