78419220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{907}}^1$

素因数の和:1061

約数の個数: 96

約数和(自身を含む): 241629696

約数和(自身を除く): 163210476

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 131, 132, 165, 220, 262, 330, 393, 524, 655, 660, 786, 907, 1310, 1441, 1572, 1814, 1965, 2620, 2721, 2882, 3628, 3930, 4323, 4535, 5442, 5764, 7205, 7860, 8646, 9070, 9977, 10884, 13605, 14410, 17292, 18140, 19954, 21615, 27210, 28820, 29931, 39908, 43230, 49885, 54420, 59862, 86460, 99770, 118817, 119724, 149655, 199540, 237634, 299310, 356451, 475268, 594085, 598620, 712902, 1188170, 1306987, 1425804, 1782255, 2376340, 2613974, 3564510, 3920961, 5227948, 6534935, 7129020, 7841922, 13069870, 15683844, 19604805, 26139740, 39209610, 78419220]

約数ペア:

[(1, 78419220), (2, 39209610), (3, 26139740), (4, 19604805), (5, 15683844), (6, 13069870), (10, 7841922), (11, 7129020), (12, 6534935), (15, 5227948), (20, 3920961), (22, 3564510), (30, 2613974), (33, 2376340), (44, 1782255), (55, 1425804), (60, 1306987), (66, 1188170), (110, 712902), (131, 598620), (132, 594085), (165, 475268), (220, 356451), (262, 299310), (330, 237634), (393, 199540), (524, 149655), (655, 119724), (660, 118817), (786, 99770), (907, 86460), (1310, 59862), (1441, 54420), (1572, 49885), (1814, 43230), (1965, 39908), (2620, 29931), (2721, 28820), (2882, 27210), (3628, 21615), (3930, 19954), (4323, 18140), (4535, 17292), (5442, 14410), (5764, 13605), (7205, 10884), (7860, 9977), (8646, 9070)]