638962830

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71713}}^1$

素因数の和:71743

約数の個数: 80

約数和(自身を含む): 1874317104

約数和(自身を除く): 1235354274

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 135, 162, 165, 198, 270, 297, 330, 405, 495, 594, 810, 891, 990, 1485, 1782, 2970, 4455, 8910, 71713, 143426, 215139, 358565, 430278, 645417, 717130, 788843, 1075695, 1290834, 1577686, 1936251, 2151390, 2366529, 3227085, 3872502, 3944215, 4733058, 5808753, 6454170, 7099587, 7888430, 9681255, 11617506, 11832645, 14199174, 19362510, 21298761, 23665290, 29043765, 35497935, 42597522, 58087530, 63896283, 70995870, 106493805, 127792566, 212987610, 319481415, 638962830]

約数ペア:

[(1, 638962830), (2, 319481415), (3, 212987610), (5, 127792566), (6, 106493805), (9, 70995870), (10, 63896283), (11, 58087530), (15, 42597522), (18, 35497935), (22, 29043765), (27, 23665290), (30, 21298761), (33, 19362510), (45, 14199174), (54, 11832645), (55, 11617506), (66, 9681255), (81, 7888430), (90, 7099587), (99, 6454170), (110, 5808753), (135, 4733058), (162, 3944215), (165, 3872502), (198, 3227085), (270, 2366529), (297, 2151390), (330, 1936251), (405, 1577686), (495, 1290834), (594, 1075695), (810, 788843), (891, 717130), (990, 645417), (1485, 430278), (1782, 358565), (2970, 215139), (4455, 143426), (8910, 71713)]