67680900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{3581}}^1$

素因数の和:3611

約数の個数: 144

約数和(自身を含む): 248734080

約数和(自身を除く): 181053180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3581, 3780, 4725, 6300, 7162, 9450, 10743, 14324, 17905, 18900, 21486, 25067, 32229, 35810, 42972, 50134, 53715, 64458, 71620, 75201, 89525, 96687, 100268, 107430, 125335, 128916, 150402, 161145, 179050, 193374, 214860, 225603, 250670, 268575, 300804, 322290, 358100, 376005, 386748, 451206, 483435, 501340, 537150, 626675, 644580, 676809, 752010, 805725, 902412, 966870, 1074300, 1128015, 1253350, 1353618, 1504020, 1611450, 1880025, 1933740, 2256030, 2417175, 2506700, 2707236, 3222900, 3384045, 3760050, 4512060, 4834350, 5640075, 6768090, 7520100, 9668700, 11280150, 13536180, 16920225, 22560300, 33840450, 67680900]

約数ペア:

[(1, 67680900), (2, 33840450), (3, 22560300), (4, 16920225), (5, 13536180), (6, 11280150), (7, 9668700), (9, 7520100), (10, 6768090), (12, 5640075), (14, 4834350), (15, 4512060), (18, 3760050), (20, 3384045), (21, 3222900), (25, 2707236), (27, 2506700), (28, 2417175), (30, 2256030), (35, 1933740), (36, 1880025), (42, 1611450), (45, 1504020), (50, 1353618), (54, 1253350), (60, 1128015), (63, 1074300), (70, 966870), (75, 902412), (84, 805725), (90, 752010), (100, 676809), (105, 644580), (108, 626675), (126, 537150), (135, 501340), (140, 483435), (150, 451206), (175, 386748), (180, 376005), (189, 358100), (210, 322290), (225, 300804), (252, 268575), (270, 250670), (300, 225603), (315, 214860), (350, 193374), (378, 179050), (420, 161145), (450, 150402), (525, 128916), (540, 125335), (630, 107430), (675, 100268), (700, 96687), (756, 89525), (900, 75201), (945, 71620), (1050, 64458), (1260, 53715), (1350, 50134), (1575, 42972), (1890, 35810), (2100, 32229), (2700, 25067), (3150, 21486), (3581, 18900), (3780, 17905), (4725, 14324), (6300, 10743), (7162, 9450)]