1728656410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 3522321936

約数和(自身を除く): 1793665526

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 101, 130, 137, 155, 202, 274, 310, 403, 505, 685, 806, 961, 1010, 1313, 1370, 1781, 1922, 2015, 2626, 3131, 3562, 4030, 4247, 4805, 6262, 6565, 8494, 8905, 9610, 12493, 13130, 13837, 15655, 17810, 21235, 24986, 27674, 31310, 40703, 42470, 55211, 62465, 69185, 81406, 97061, 110422, 124930, 131657, 138370, 179881, 194122, 203515, 263314, 276055, 359762, 407030, 428947, 485305, 552110, 658285, 857894, 899405, 970610, 1261793, 1316570, 1711541, 1798810, 2144735, 2523586, 3423082, 4289470, 5576311, 6308965, 8557705, 11152622, 12617930, 13297357, 17115410, 26594714, 27881555, 55763110, 66486785, 132973570, 172865641, 345731282, 864328205, 1728656410]

約数ペア:

[(1, 1728656410), (2, 864328205), (5, 345731282), (10, 172865641), (13, 132973570), (26, 66486785), (31, 55763110), (62, 27881555), (65, 26594714), (101, 17115410), (130, 13297357), (137, 12617930), (155, 11152622), (202, 8557705), (274, 6308965), (310, 5576311), (403, 4289470), (505, 3423082), (685, 2523586), (806, 2144735), (961, 1798810), (1010, 1711541), (1313, 1316570), (1370, 1261793), (1781, 970610), (1922, 899405), (2015, 857894), (2626, 658285), (3131, 552110), (3562, 485305), (4030, 428947), (4247, 407030), (4805, 359762), (6262, 276055), (6565, 263314), (8494, 203515), (8905, 194122), (9610, 179881), (12493, 138370), (13130, 131657), (13837, 124930), (15655, 110422), (17810, 97061), (21235, 81406), (24986, 69185), (27674, 62465), (31310, 55211), (40703, 42470)]