261504992

素因数分解:

$2^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:544

約数の個数: 96

約数和(自身を含む): 612541440

約数和(自身を除く): 351036448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 59, 94, 112, 118, 188, 224, 236, 329, 376, 413, 421, 472, 658, 752, 826, 842, 944, 1316, 1504, 1652, 1684, 1888, 2632, 2773, 2947, 3304, 3368, 5264, 5546, 5894, 6608, 6736, 10528, 11092, 11788, 13216, 13472, 19411, 19787, 22184, 23576, 24839, 38822, 39574, 44368, 47152, 49678, 77644, 79148, 88736, 94304, 99356, 138509, 155288, 158296, 173873, 198712, 277018, 310576, 316592, 347746, 397424, 554036, 621152, 633184, 695492, 794848, 1108072, 1167433, 1390984, 2216144, 2334866, 2781968, 4432288, 4669732, 5563936, 8172031, 9339464, 16344062, 18678928, 32688124, 37357856, 65376248, 130752496, 261504992]

約数ペア:

[(1, 261504992), (2, 130752496), (4, 65376248), (7, 37357856), (8, 32688124), (14, 18678928), (16, 16344062), (28, 9339464), (32, 8172031), (47, 5563936), (56, 4669732), (59, 4432288), (94, 2781968), (112, 2334866), (118, 2216144), (188, 1390984), (224, 1167433), (236, 1108072), (329, 794848), (376, 695492), (413, 633184), (421, 621152), (472, 554036), (658, 397424), (752, 347746), (826, 316592), (842, 310576), (944, 277018), (1316, 198712), (1504, 173873), (1652, 158296), (1684, 155288), (1888, 138509), (2632, 99356), (2773, 94304), (2947, 88736), (3304, 79148), (3368, 77644), (5264, 49678), (5546, 47152), (5894, 44368), (6608, 39574), (6736, 38822), (10528, 24839), (11092, 23576), (11788, 22184), (13216, 19787), (13472, 19411)]