218172600

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2070

約数の個数: 144

約数和(自身を含む): 745082520

約数和(自身を除く): 526909920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 61, 72, 75, 90, 100, 120, 122, 150, 180, 183, 200, 225, 244, 300, 305, 360, 366, 450, 488, 549, 600, 610, 732, 900, 915, 1098, 1220, 1464, 1525, 1800, 1830, 1987, 2196, 2440, 2745, 3050, 3660, 3974, 4392, 4575, 5490, 5961, 6100, 7320, 7948, 9150, 9935, 10980, 11922, 12200, 13725, 15896, 17883, 18300, 19870, 21960, 23844, 27450, 29805, 35766, 36600, 39740, 47688, 49675, 54900, 59610, 71532, 79480, 89415, 99350, 109800, 119220, 121207, 143064, 149025, 178830, 198700, 238440, 242414, 298050, 357660, 363621, 397400, 447075, 484828, 596100, 606035, 715320, 727242, 894150, 969656, 1090863, 1192200, 1212070, 1454484, 1788300, 1818105, 2181726, 2424140, 2908968, 3030175, 3576600, 3636210, 4363452, 4848280, 5454315, 6060350, 7272420, 8726904, 9090525, 10908630, 12120700, 14544840, 18181050, 21817260, 24241400, 27271575, 36362100, 43634520, 54543150, 72724200, 109086300, 218172600]

約数ペア:

[(1, 218172600), (2, 109086300), (3, 72724200), (4, 54543150), (5, 43634520), (6, 36362100), (8, 27271575), (9, 24241400), (10, 21817260), (12, 18181050), (15, 14544840), (18, 12120700), (20, 10908630), (24, 9090525), (25, 8726904), (30, 7272420), (36, 6060350), (40, 5454315), (45, 4848280), (50, 4363452), (60, 3636210), (61, 3576600), (72, 3030175), (75, 2908968), (90, 2424140), (100, 2181726), (120, 1818105), (122, 1788300), (150, 1454484), (180, 1212070), (183, 1192200), (200, 1090863), (225, 969656), (244, 894150), (300, 727242), (305, 715320), (360, 606035), (366, 596100), (450, 484828), (488, 447075), (549, 397400), (600, 363621), (610, 357660), (732, 298050), (900, 242414), (915, 238440), (1098, 198700), (1220, 178830), (1464, 149025), (1525, 143064), (1800, 121207), (1830, 119220), (1987, 109800), (2196, 99350), (2440, 89415), (2745, 79480), (3050, 71532), (3660, 59610), (3974, 54900), (4392, 49675), (4575, 47688), (5490, 39740), (5961, 36600), (6100, 35766), (7320, 29805), (7948, 27450), (9150, 23844), (9935, 21960), (10980, 19870), (11922, 18300), (12200, 17883), (13725, 15896)]