2538478980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127051}}^1$

素因数の和:127106

約数の個数: 96

約数和(自身を含む): 8110999680

約数和(自身を除く): 5572520700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1110, 1332, 1665, 1998, 2220, 3330, 3996, 4995, 6660, 9990, 19980, 127051, 254102, 381153, 508204, 635255, 762306, 1143459, 1270510, 1524612, 1905765, 2286918, 2541020, 3430377, 3811530, 4573836, 4700887, 5717295, 6860754, 7623060, 9401774, 11434590, 13721508, 14102661, 17151885, 18803548, 22869180, 23504435, 28205322, 34303770, 42307983, 47008870, 56410644, 68607540, 70513305, 84615966, 94017740, 126923949, 141026610, 169231932, 211539915, 253847898, 282053220, 423079830, 507695796, 634619745, 846159660, 1269239490, 2538478980]

約数ペア:

[(1, 2538478980), (2, 1269239490), (3, 846159660), (4, 634619745), (5, 507695796), (6, 423079830), (9, 282053220), (10, 253847898), (12, 211539915), (15, 169231932), (18, 141026610), (20, 126923949), (27, 94017740), (30, 84615966), (36, 70513305), (37, 68607540), (45, 56410644), (54, 47008870), (60, 42307983), (74, 34303770), (90, 28205322), (108, 23504435), (111, 22869180), (135, 18803548), (148, 17151885), (180, 14102661), (185, 13721508), (222, 11434590), (270, 9401774), (333, 7623060), (370, 6860754), (444, 5717295), (540, 4700887), (555, 4573836), (666, 3811530), (740, 3430377), (999, 2541020), (1110, 2286918), (1332, 1905765), (1665, 1524612), (1998, 1270510), (2220, 1143459), (3330, 762306), (3996, 635255), (4995, 508204), (6660, 381153), (9990, 254102), (19980, 127051)]