2830500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:79

約数の個数: 144

約数和(自身を含む): 9710064

約数和(自身を除く): 6879564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 37, 45, 50, 51, 60, 68, 74, 75, 85, 90, 100, 102, 111, 125, 148, 150, 153, 170, 180, 185, 204, 222, 225, 250, 255, 300, 306, 333, 340, 370, 375, 425, 444, 450, 500, 510, 555, 612, 629, 666, 740, 750, 765, 850, 900, 925, 1020, 1110, 1125, 1258, 1275, 1332, 1500, 1530, 1665, 1700, 1850, 1887, 2125, 2220, 2250, 2516, 2550, 2775, 3060, 3145, 3330, 3700, 3774, 3825, 4250, 4500, 4625, 5100, 5550, 5661, 6290, 6375, 6660, 7548, 7650, 8325, 8500, 9250, 9435, 11100, 11322, 12580, 12750, 13875, 15300, 15725, 16650, 18500, 18870, 19125, 22644, 25500, 27750, 28305, 31450, 33300, 37740, 38250, 41625, 47175, 55500, 56610, 62900, 76500, 78625, 83250, 94350, 113220, 141525, 157250, 166500, 188700, 235875, 283050, 314500, 471750, 566100, 707625, 943500, 1415250, 2830500]

約数ペア:

[(1, 2830500), (2, 1415250), (3, 943500), (4, 707625), (5, 566100), (6, 471750), (9, 314500), (10, 283050), (12, 235875), (15, 188700), (17, 166500), (18, 157250), (20, 141525), (25, 113220), (30, 94350), (34, 83250), (36, 78625), (37, 76500), (45, 62900), (50, 56610), (51, 55500), (60, 47175), (68, 41625), (74, 38250), (75, 37740), (85, 33300), (90, 31450), (100, 28305), (102, 27750), (111, 25500), (125, 22644), (148, 19125), (150, 18870), (153, 18500), (170, 16650), (180, 15725), (185, 15300), (204, 13875), (222, 12750), (225, 12580), (250, 11322), (255, 11100), (300, 9435), (306, 9250), (333, 8500), (340, 8325), (370, 7650), (375, 7548), (425, 6660), (444, 6375), (450, 6290), (500, 5661), (510, 5550), (555, 5100), (612, 4625), (629, 4500), (666, 4250), (740, 3825), (750, 3774), (765, 3700), (850, 3330), (900, 3145), (925, 3060), (1020, 2775), (1110, 2550), (1125, 2516), (1258, 2250), (1275, 2220), (1332, 2125), (1500, 1887), (1530, 1850), (1665, 1700)]