19884997320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1811}}^1\times {\mathrm{2473}}^1$

素因数の和:4335

約数の個数: 128

約数和(自身を含む): 61325907840

約数和(自身を除く): 41440910520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 1811, 2220, 2473, 3622, 4440, 4946, 5433, 7244, 7419, 9055, 9892, 10866, 12365, 14488, 14838, 18110, 19784, 21732, 24730, 27165, 29676, 36220, 37095, 43464, 49460, 54330, 59352, 67007, 72440, 74190, 91501, 98920, 108660, 134014, 148380, 183002, 201021, 217320, 268028, 274503, 296760, 335035, 366004, 402042, 457505, 536056, 549006, 670070, 732008, 804084, 915010, 1005105, 1098012, 1340140, 1372515, 1608168, 1830020, 2010210, 2196024, 2680280, 2745030, 3660040, 4020420, 4478603, 5490060, 8040840, 8957206, 10980120, 13435809, 17914412, 22393015, 26871618, 35828824, 44786030, 53743236, 67179045, 89572060, 107486472, 134358090, 165708311, 179144120, 268716180, 331416622, 497124933, 537432360, 662833244, 828541555, 994249866, 1325666488, 1657083110, 1988499732, 2485624665, 3314166220, 3976999464, 4971249330, 6628332440, 9942498660, 19884997320]

約数ペア:

[(1, 19884997320), (2, 9942498660), (3, 6628332440), (4, 4971249330), (5, 3976999464), (6, 3314166220), (8, 2485624665), (10, 1988499732), (12, 1657083110), (15, 1325666488), (20, 994249866), (24, 828541555), (30, 662833244), (37, 537432360), (40, 497124933), (60, 331416622), (74, 268716180), (111, 179144120), (120, 165708311), (148, 134358090), (185, 107486472), (222, 89572060), (296, 67179045), (370, 53743236), (444, 44786030), (555, 35828824), (740, 26871618), (888, 22393015), (1110, 17914412), (1480, 13435809), (1811, 10980120), (2220, 8957206), (2473, 8040840), (3622, 5490060), (4440, 4478603), (4946, 4020420), (5433, 3660040), (7244, 2745030), (7419, 2680280), (9055, 2196024), (9892, 2010210), (10866, 1830020), (12365, 1608168), (14488, 1372515), (14838, 1340140), (18110, 1098012), (19784, 1005105), (21732, 915010), (24730, 804084), (27165, 732008), (29676, 670070), (36220, 549006), (37095, 536056), (43464, 457505), (49460, 402042), (54330, 366004), (59352, 335035), (67007, 296760), (72440, 274503), (74190, 268028), (91501, 217320), (98920, 201021), (108660, 183002), (134014, 148380)]