638021610

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1489}}^1$

素因数の和:1554

約数の個数: 120

約数和(自身を含む): 1794606660

約数和(自身を除く): 1156585050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 135, 138, 162, 207, 230, 270, 345, 405, 414, 529, 621, 690, 810, 1035, 1058, 1242, 1489, 1587, 1863, 2070, 2645, 2978, 3105, 3174, 3726, 4467, 4761, 5290, 6210, 7445, 7935, 8934, 9315, 9522, 13401, 14283, 14890, 15870, 18630, 22335, 23805, 26802, 28566, 34247, 40203, 42849, 44670, 47610, 67005, 68494, 71415, 80406, 85698, 102741, 120609, 134010, 142830, 171235, 201015, 205482, 214245, 241218, 308223, 342470, 402030, 428490, 513705, 603045, 616446, 787681, 924669, 1027410, 1206090, 1541115, 1575362, 1849338, 2363043, 2774007, 3082230, 3938405, 4623345, 4726086, 5548014, 7089129, 7876810, 9246690, 11815215, 13870035, 14178258, 21267387, 23630430, 27740070, 35445645, 42534774, 63802161, 70891290, 106336935, 127604322, 212673870, 319010805, 638021610]

約数ペア:

[(1, 638021610), (2, 319010805), (3, 212673870), (5, 127604322), (6, 106336935), (9, 70891290), (10, 63802161), (15, 42534774), (18, 35445645), (23, 27740070), (27, 23630430), (30, 21267387), (45, 14178258), (46, 13870035), (54, 11815215), (69, 9246690), (81, 7876810), (90, 7089129), (115, 5548014), (135, 4726086), (138, 4623345), (162, 3938405), (207, 3082230), (230, 2774007), (270, 2363043), (345, 1849338), (405, 1575362), (414, 1541115), (529, 1206090), (621, 1027410), (690, 924669), (810, 787681), (1035, 616446), (1058, 603045), (1242, 513705), (1489, 428490), (1587, 402030), (1863, 342470), (2070, 308223), (2645, 241218), (2978, 214245), (3105, 205482), (3174, 201015), (3726, 171235), (4467, 142830), (4761, 134010), (5290, 120609), (6210, 102741), (7445, 85698), (7935, 80406), (8934, 71415), (9315, 68494), (9522, 67005), (13401, 47610), (14283, 44670), (14890, 42849), (15870, 40203), (18630, 34247), (22335, 28566), (23805, 26802)]