219318615

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 431308800

約数和(自身を除く): 211990185

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 79, 85, 95, 153, 171, 191, 237, 255, 285, 323, 395, 573, 711, 765, 855, 955, 969, 1185, 1343, 1501, 1615, 1719, 2865, 2907, 3247, 3555, 3629, 4029, 4503, 4845, 6715, 7505, 8595, 9741, 10887, 12087, 13509, 14535, 15089, 16235, 18145, 20145, 22515, 25517, 29223, 32661, 45267, 48705, 54435, 60435, 61693, 67545, 75445, 76551, 127585, 135801, 146115, 163305, 185079, 226335, 229653, 256513, 286691, 308465, 382755, 555237, 679005, 769539, 860073, 925395, 1148265, 1282565, 1433455, 2308617, 2580219, 2776185, 3847695, 4300365, 4873747, 11543085, 12901095, 14621241, 24368735, 43863723, 73106205, 219318615]

約数ペア:

[(1, 219318615), (3, 73106205), (5, 43863723), (9, 24368735), (15, 14621241), (17, 12901095), (19, 11543085), (45, 4873747), (51, 4300365), (57, 3847695), (79, 2776185), (85, 2580219), (95, 2308617), (153, 1433455), (171, 1282565), (191, 1148265), (237, 925395), (255, 860073), (285, 769539), (323, 679005), (395, 555237), (573, 382755), (711, 308465), (765, 286691), (855, 256513), (955, 229653), (969, 226335), (1185, 185079), (1343, 163305), (1501, 146115), (1615, 135801), (1719, 127585), (2865, 76551), (2907, 75445), (3247, 67545), (3555, 61693), (3629, 60435), (4029, 54435), (4503, 48705), (4845, 45267), (6715, 32661), (7505, 29223), (8595, 25517), (9741, 22515), (10887, 20145), (12087, 18145), (13509, 16235), (14535, 15089)]