2089800

素因数分解:

$2^3\times 3^5\times 5^2\times {\mathrm{43}}^1$

素因数の和:74

約数の個数: 144

約数和(自身を含む): 7447440

約数和(自身を除く): 5357640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 43, 45, 50, 54, 60, 72, 75, 81, 86, 90, 100, 108, 120, 129, 135, 150, 162, 172, 180, 200, 215, 216, 225, 243, 258, 270, 300, 324, 344, 360, 387, 405, 430, 450, 486, 516, 540, 600, 645, 648, 675, 774, 810, 860, 900, 972, 1032, 1075, 1080, 1161, 1215, 1290, 1350, 1548, 1620, 1720, 1800, 1935, 1944, 2025, 2150, 2322, 2430, 2580, 2700, 3096, 3225, 3240, 3483, 3870, 4050, 4300, 4644, 4860, 5160, 5400, 5805, 6075, 6450, 6966, 7740, 8100, 8600, 9288, 9675, 9720, 10449, 11610, 12150, 12900, 13932, 15480, 16200, 17415, 19350, 20898, 23220, 24300, 25800, 27864, 29025, 34830, 38700, 41796, 46440, 48600, 52245, 58050, 69660, 77400, 83592, 87075, 104490, 116100, 139320, 174150, 208980, 232200, 261225, 348300, 417960, 522450, 696600, 1044900, 2089800]

約数ペア:

[(1, 2089800), (2, 1044900), (3, 696600), (4, 522450), (5, 417960), (6, 348300), (8, 261225), (9, 232200), (10, 208980), (12, 174150), (15, 139320), (18, 116100), (20, 104490), (24, 87075), (25, 83592), (27, 77400), (30, 69660), (36, 58050), (40, 52245), (43, 48600), (45, 46440), (50, 41796), (54, 38700), (60, 34830), (72, 29025), (75, 27864), (81, 25800), (86, 24300), (90, 23220), (100, 20898), (108, 19350), (120, 17415), (129, 16200), (135, 15480), (150, 13932), (162, 12900), (172, 12150), (180, 11610), (200, 10449), (215, 9720), (216, 9675), (225, 9288), (243, 8600), (258, 8100), (270, 7740), (300, 6966), (324, 6450), (344, 6075), (360, 5805), (387, 5400), (405, 5160), (430, 4860), (450, 4644), (486, 4300), (516, 4050), (540, 3870), (600, 3483), (645, 3240), (648, 3225), (675, 3096), (774, 2700), (810, 2580), (860, 2430), (900, 2322), (972, 2150), (1032, 2025), (1075, 1944), (1080, 1935), (1161, 1800), (1215, 1720), (1290, 1620), (1350, 1548)]