15244740

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 56179200

約数和(自身を除く): 40934460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 37, 42, 45, 54, 60, 63, 70, 74, 84, 90, 105, 108, 109, 111, 126, 135, 140, 148, 180, 185, 189, 210, 218, 222, 252, 259, 270, 315, 327, 333, 370, 378, 420, 436, 444, 518, 540, 545, 555, 630, 654, 666, 740, 756, 763, 777, 945, 981, 999, 1036, 1090, 1110, 1260, 1295, 1308, 1332, 1526, 1554, 1635, 1665, 1890, 1962, 1998, 2180, 2220, 2289, 2331, 2590, 2943, 3052, 3108, 3270, 3330, 3780, 3815, 3885, 3924, 3996, 4033, 4578, 4662, 4905, 4995, 5180, 5886, 6540, 6660, 6867, 6993, 7630, 7770, 8066, 9156, 9324, 9810, 9990, 11445, 11655, 11772, 12099, 13734, 13986, 14715, 15260, 15540, 16132, 19620, 19980, 20165, 20601, 22890, 23310, 24198, 27468, 27972, 28231, 29430, 34335, 34965, 36297, 40330, 41202, 45780, 46620, 48396, 56462, 58860, 60495, 68670, 69930, 72594, 80660, 82404, 84693, 103005, 108891, 112924, 120990, 137340, 139860, 141155, 145188, 169386, 181485, 206010, 217782, 241980, 254079, 282310, 338772, 362970, 412020, 423465, 435564, 508158, 544455, 564620, 725940, 762237, 846930, 1016316, 1088910, 1270395, 1524474, 1693860, 2177820, 2540790, 3048948, 3811185, 5081580, 7622370, 15244740]

約数ペア:

[(1, 15244740), (2, 7622370), (3, 5081580), (4, 3811185), (5, 3048948), (6, 2540790), (7, 2177820), (9, 1693860), (10, 1524474), (12, 1270395), (14, 1088910), (15, 1016316), (18, 846930), (20, 762237), (21, 725940), (27, 564620), (28, 544455), (30, 508158), (35, 435564), (36, 423465), (37, 412020), (42, 362970), (45, 338772), (54, 282310), (60, 254079), (63, 241980), (70, 217782), (74, 206010), (84, 181485), (90, 169386), (105, 145188), (108, 141155), (109, 139860), (111, 137340), (126, 120990), (135, 112924), (140, 108891), (148, 103005), (180, 84693), (185, 82404), (189, 80660), (210, 72594), (218, 69930), (222, 68670), (252, 60495), (259, 58860), (270, 56462), (315, 48396), (327, 46620), (333, 45780), (370, 41202), (378, 40330), (420, 36297), (436, 34965), (444, 34335), (518, 29430), (540, 28231), (545, 27972), (555, 27468), (630, 24198), (654, 23310), (666, 22890), (740, 20601), (756, 20165), (763, 19980), (777, 19620), (945, 16132), (981, 15540), (999, 15260), (1036, 14715), (1090, 13986), (1110, 13734), (1260, 12099), (1295, 11772), (1308, 11655), (1332, 11445), (1526, 9990), (1554, 9810), (1635, 9324), (1665, 9156), (1890, 8066), (1962, 7770), (1998, 7630), (2180, 6993), (2220, 6867), (2289, 6660), (2331, 6540), (2590, 5886), (2943, 5180), (3052, 4995), (3108, 4905), (3270, 4662), (3330, 4578), (3780, 4033), (3815, 3996), (3885, 3924)]