27984600

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{2221}}^1$

素因数の和:2250

約数の個数: 144

約数和(自身を含む): 107455920

約数和(自身を除く): 79471320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1575, 1800, 2100, 2221, 2520, 3150, 4200, 4442, 6300, 6663, 8884, 11105, 12600, 13326, 15547, 17768, 19989, 22210, 26652, 31094, 33315, 39978, 44420, 46641, 53304, 55525, 62188, 66630, 77735, 79956, 88840, 93282, 99945, 111050, 124376, 133260, 139923, 155470, 159912, 166575, 186564, 199890, 222100, 233205, 266520, 279846, 310940, 333150, 373128, 388675, 399780, 444200, 466410, 499725, 559692, 621880, 666300, 699615, 777350, 799560, 932820, 999450, 1119384, 1166025, 1332600, 1399230, 1554700, 1865640, 1998900, 2332050, 2798460, 3109400, 3498075, 3997800, 4664100, 5596920, 6996150, 9328200, 13992300, 27984600]

約数ペア:

[(1, 27984600), (2, 13992300), (3, 9328200), (4, 6996150), (5, 5596920), (6, 4664100), (7, 3997800), (8, 3498075), (9, 3109400), (10, 2798460), (12, 2332050), (14, 1998900), (15, 1865640), (18, 1554700), (20, 1399230), (21, 1332600), (24, 1166025), (25, 1119384), (28, 999450), (30, 932820), (35, 799560), (36, 777350), (40, 699615), (42, 666300), (45, 621880), (50, 559692), (56, 499725), (60, 466410), (63, 444200), (70, 399780), (72, 388675), (75, 373128), (84, 333150), (90, 310940), (100, 279846), (105, 266520), (120, 233205), (126, 222100), (140, 199890), (150, 186564), (168, 166575), (175, 159912), (180, 155470), (200, 139923), (210, 133260), (225, 124376), (252, 111050), (280, 99945), (300, 93282), (315, 88840), (350, 79956), (360, 77735), (420, 66630), (450, 62188), (504, 55525), (525, 53304), (600, 46641), (630, 44420), (700, 39978), (840, 33315), (900, 31094), (1050, 26652), (1260, 22210), (1400, 19989), (1575, 17768), (1800, 15547), (2100, 13326), (2221, 12600), (2520, 11105), (3150, 8884), (4200, 6663), (4442, 6300)]