206870265

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 425917440

約数和(自身を除く): 219047175

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 89, 105, 141, 157, 235, 267, 315, 329, 423, 445, 471, 623, 705, 785, 801, 987, 1099, 1335, 1413, 1645, 1869, 2115, 2355, 2961, 3115, 3297, 4005, 4183, 4935, 5495, 5607, 7065, 7379, 9345, 9891, 12549, 13973, 14805, 16485, 20915, 22137, 28035, 29281, 36895, 37647, 41919, 49455, 51653, 62745, 66411, 69865, 87843, 97811, 110685, 125757, 146405, 154959, 188235, 209595, 258265, 263529, 293433, 332055, 439215, 464877, 489055, 628785, 656731, 774795, 880299, 1317645, 1467165, 1970193, 2324385, 3283655, 4401495, 4597117, 5910579, 9850965, 13791351, 22985585, 29552895, 41374053, 68956755, 206870265]

約数ペア:

[(1, 206870265), (3, 68956755), (5, 41374053), (7, 29552895), (9, 22985585), (15, 13791351), (21, 9850965), (35, 5910579), (45, 4597117), (47, 4401495), (63, 3283655), (89, 2324385), (105, 1970193), (141, 1467165), (157, 1317645), (235, 880299), (267, 774795), (315, 656731), (329, 628785), (423, 489055), (445, 464877), (471, 439215), (623, 332055), (705, 293433), (785, 263529), (801, 258265), (987, 209595), (1099, 188235), (1335, 154959), (1413, 146405), (1645, 125757), (1869, 110685), (2115, 97811), (2355, 87843), (2961, 69865), (3115, 66411), (3297, 62745), (4005, 51653), (4183, 49455), (4935, 41919), (5495, 37647), (5607, 36895), (7065, 29281), (7379, 28035), (9345, 22137), (9891, 20915), (12549, 16485), (13973, 14805)]