646426440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{54413}}^1$

素因数の和:54444

約数の個数: 128

約数和(自身を含む): 2350684800

約数和(自身を除く): 1704258360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 54413, 108826, 163239, 217652, 272065, 326478, 435304, 489717, 544130, 598543, 652956, 816195, 979434, 1088260, 1197086, 1305912, 1469151, 1632390, 1795629, 1958868, 2176520, 2394172, 2448585, 2938302, 2992715, 3264780, 3591258, 3917736, 4788344, 4897170, 5386887, 5876604, 5985430, 6529560, 7182516, 7345755, 8978145, 9794340, 10773774, 11753208, 11970860, 14365032, 14691510, 16160661, 17956290, 19588680, 21547548, 23941720, 26934435, 29383020, 32321322, 35912580, 43095096, 53868870, 58766040, 64642644, 71825160, 80803305, 107737740, 129285288, 161606610, 215475480, 323213220, 646426440]

約数ペア:

[(1, 646426440), (2, 323213220), (3, 215475480), (4, 161606610), (5, 129285288), (6, 107737740), (8, 80803305), (9, 71825160), (10, 64642644), (11, 58766040), (12, 53868870), (15, 43095096), (18, 35912580), (20, 32321322), (22, 29383020), (24, 26934435), (27, 23941720), (30, 21547548), (33, 19588680), (36, 17956290), (40, 16160661), (44, 14691510), (45, 14365032), (54, 11970860), (55, 11753208), (60, 10773774), (66, 9794340), (72, 8978145), (88, 7345755), (90, 7182516), (99, 6529560), (108, 5985430), (110, 5876604), (120, 5386887), (132, 4897170), (135, 4788344), (165, 3917736), (180, 3591258), (198, 3264780), (216, 2992715), (220, 2938302), (264, 2448585), (270, 2394172), (297, 2176520), (330, 1958868), (360, 1795629), (396, 1632390), (440, 1469151), (495, 1305912), (540, 1197086), (594, 1088260), (660, 979434), (792, 816195), (990, 652956), (1080, 598543), (1188, 544130), (1320, 489717), (1485, 435304), (1980, 326478), (2376, 272065), (2970, 217652), (3960, 163239), (5940, 108826), (11880, 54413)]