260517740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2647}}^1$

素因数の和:2719

約数の個数: 96

約数和(自身を含む): 676193280

約数和(自身を除く): 415675540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 37, 38, 70, 74, 76, 95, 133, 140, 148, 185, 190, 259, 266, 370, 380, 518, 532, 665, 703, 740, 1036, 1295, 1330, 1406, 2590, 2647, 2660, 2812, 3515, 4921, 5180, 5294, 7030, 9842, 10588, 13235, 14060, 18529, 19684, 24605, 26470, 37058, 49210, 50293, 52940, 74116, 92645, 97939, 98420, 100586, 185290, 195878, 201172, 251465, 352051, 370580, 391756, 489695, 502930, 685573, 704102, 979390, 1005860, 1371146, 1408204, 1760255, 1860841, 1958780, 2742292, 3427865, 3520510, 3721682, 6855730, 7041020, 7443364, 9304205, 13025887, 13711460, 18608410, 26051774, 37216820, 52103548, 65129435, 130258870, 260517740]

約数ペア:

[(1, 260517740), (2, 130258870), (4, 65129435), (5, 52103548), (7, 37216820), (10, 26051774), (14, 18608410), (19, 13711460), (20, 13025887), (28, 9304205), (35, 7443364), (37, 7041020), (38, 6855730), (70, 3721682), (74, 3520510), (76, 3427865), (95, 2742292), (133, 1958780), (140, 1860841), (148, 1760255), (185, 1408204), (190, 1371146), (259, 1005860), (266, 979390), (370, 704102), (380, 685573), (518, 502930), (532, 489695), (665, 391756), (703, 370580), (740, 352051), (1036, 251465), (1295, 201172), (1330, 195878), (1406, 185290), (2590, 100586), (2647, 98420), (2660, 97939), (2812, 92645), (3515, 74116), (4921, 52940), (5180, 50293), (5294, 49210), (7030, 37058), (9842, 26470), (10588, 24605), (13235, 19684), (14060, 18529)]