258436710

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{136739}}^1$

素因数の和:136762

約数の個数: 64

約数和(自身を含む): 787622400

約数和(自身を除く): 529185690

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 136739, 273478, 410217, 683695, 820434, 957173, 1230651, 1367390, 1914346, 2051085, 2461302, 2871519, 3691953, 4102170, 4785865, 5743038, 6153255, 7383906, 8614557, 9571730, 12306510, 14357595, 17229114, 18459765, 25843671, 28715190, 36919530, 43072785, 51687342, 86145570, 129218355, 258436710]

約数ペア:

[(1, 258436710), (2, 129218355), (3, 86145570), (5, 51687342), (6, 43072785), (7, 36919530), (9, 28715190), (10, 25843671), (14, 18459765), (15, 17229114), (18, 14357595), (21, 12306510), (27, 9571730), (30, 8614557), (35, 7383906), (42, 6153255), (45, 5743038), (54, 4785865), (63, 4102170), (70, 3691953), (90, 2871519), (105, 2461302), (126, 2051085), (135, 1914346), (189, 1367390), (210, 1230651), (270, 957173), (315, 820434), (378, 683695), (630, 410217), (945, 273478), (1890, 136739)]