1915304820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223229}}^1$

素因数の和:223265

約数の個数: 96

約数和(自身を含む): 6300443520

約数和(自身を除く): 4385138700

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 195, 220, 260, 286, 330, 390, 429, 572, 660, 715, 780, 858, 1430, 1716, 2145, 2860, 4290, 8580, 223229, 446458, 669687, 892916, 1116145, 1339374, 2232290, 2455519, 2678748, 2901977, 3348435, 4464580, 4911038, 5803954, 6696870, 7366557, 8705931, 9822076, 11607908, 12277595, 13393740, 14509885, 14733114, 17411862, 24555190, 29019770, 29466228, 31921747, 34823724, 36832785, 43529655, 49110380, 58039540, 63843494, 73665570, 87059310, 95765241, 127686988, 147331140, 159608735, 174118620, 191530482, 319217470, 383060964, 478826205, 638434940, 957652410, 1915304820]

約数ペア:

[(1, 1915304820), (2, 957652410), (3, 638434940), (4, 478826205), (5, 383060964), (6, 319217470), (10, 191530482), (11, 174118620), (12, 159608735), (13, 147331140), (15, 127686988), (20, 95765241), (22, 87059310), (26, 73665570), (30, 63843494), (33, 58039540), (39, 49110380), (44, 43529655), (52, 36832785), (55, 34823724), (60, 31921747), (65, 29466228), (66, 29019770), (78, 24555190), (110, 17411862), (130, 14733114), (132, 14509885), (143, 13393740), (156, 12277595), (165, 11607908), (195, 9822076), (220, 8705931), (260, 7366557), (286, 6696870), (330, 5803954), (390, 4911038), (429, 4464580), (572, 3348435), (660, 2901977), (715, 2678748), (780, 2455519), (858, 2232290), (1430, 1339374), (1716, 1116145), (2145, 892916), (2860, 669687), (4290, 446458), (8580, 223229)]