1968300

素因数分解:

$2^2\times 3^9\times 5^2$

素因数の和:41

約数の個数: 90

約数和(自身を含む): 6406708

約数和(自身を除く): 4438408

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 729, 810, 900, 972, 1215, 1350, 1458, 1620, 2025, 2187, 2430, 2700, 2916, 3645, 4050, 4374, 4860, 6075, 6561, 7290, 8100, 8748, 10935, 12150, 13122, 14580, 18225, 19683, 21870, 24300, 26244, 32805, 36450, 39366, 43740, 54675, 65610, 72900, 78732, 98415, 109350, 131220, 164025, 196830, 218700, 328050, 393660, 492075, 656100, 984150, 1968300]

約数ペア:

[(1, 1968300), (2, 984150), (3, 656100), (4, 492075), (5, 393660), (6, 328050), (9, 218700), (10, 196830), (12, 164025), (15, 131220), (18, 109350), (20, 98415), (25, 78732), (27, 72900), (30, 65610), (36, 54675), (45, 43740), (50, 39366), (54, 36450), (60, 32805), (75, 26244), (81, 24300), (90, 21870), (100, 19683), (108, 18225), (135, 14580), (150, 13122), (162, 12150), (180, 10935), (225, 8748), (243, 8100), (270, 7290), (300, 6561), (324, 6075), (405, 4860), (450, 4374), (486, 4050), (540, 3645), (675, 2916), (729, 2700), (810, 2430), (900, 2187), (972, 2025), (1215, 1620), (1350, 1458)]