740278440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20771}}^1$

素因数の和:20805

約数の個数: 160

約数和(自身を含む): 2714484960

約数和(自身を除く): 1974206520

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, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 264, 270, 297, 324, 330, 360, 396, 405, 440, 495, 540, 594, 648, 660, 792, 810, 891, 990, 1080, 1188, 1320, 1485, 1620, 1782, 1980, 2376, 2970, 3240, 3564, 3960, 4455, 5940, 7128, 8910, 11880, 17820, 20771, 35640, 41542, 62313, 83084, 103855, 124626, 166168, 186939, 207710, 228481, 249252, 311565, 373878, 415420, 456962, 498504, 560817, 623130, 685443, 747756, 830840, 913924, 934695, 1121634, 1142405, 1246260, 1370886, 1495512, 1682451, 1827848, 1869390, 2056329, 2243268, 2284810, 2492520, 2741772, 2804085, 3364902, 3427215, 3738780, 4112658, 4486536, 4569620, 5483544, 5608170, 6168987, 6729804, 6854430, 7477560, 8225316, 8412255, 9139240, 10281645, 11216340, 12337974, 13459608, 13708860, 16450632, 16824510, 18506961, 20563290, 22432680, 24675948, 27417720, 30844935, 33649020, 37013922, 41126580, 49351896, 61689870, 67298040, 74027844, 82253160, 92534805, 123379740, 148055688, 185069610, 246759480, 370139220, 740278440]

約数ペア:

[(1, 740278440), (2, 370139220), (3, 246759480), (4, 185069610), (5, 148055688), (6, 123379740), (8, 92534805), (9, 82253160), (10, 74027844), (11, 67298040), (12, 61689870), (15, 49351896), (18, 41126580), (20, 37013922), (22, 33649020), (24, 30844935), (27, 27417720), (30, 24675948), (33, 22432680), (36, 20563290), (40, 18506961), (44, 16824510), (45, 16450632), (54, 13708860), (55, 13459608), (60, 12337974), (66, 11216340), (72, 10281645), (81, 9139240), (88, 8412255), (90, 8225316), (99, 7477560), (108, 6854430), (110, 6729804), (120, 6168987), (132, 5608170), (135, 5483544), (162, 4569620), (165, 4486536), (180, 4112658), (198, 3738780), (216, 3427215), (220, 3364902), (264, 2804085), (270, 2741772), (297, 2492520), (324, 2284810), (330, 2243268), (360, 2056329), (396, 1869390), (405, 1827848), (440, 1682451), (495, 1495512), (540, 1370886), (594, 1246260), (648, 1142405), (660, 1121634), (792, 934695), (810, 913924), (891, 830840), (990, 747756), (1080, 685443), (1188, 623130), (1320, 560817), (1485, 498504), (1620, 456962), (1782, 415420), (1980, 373878), (2376, 311565), (2970, 249252), (3240, 228481), (3564, 207710), (3960, 186939), (4455, 166168), (5940, 124626), (7128, 103855), (8910, 83084), (11880, 62313), (17820, 41542), (20771, 35640)]