668181930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{90173}}^1$

素因数の和:90215

約数の個数: 64

約数和(自身を含む): 1817907840

約数和(自身を除く): 1149725910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 7410, 90173, 180346, 270519, 450865, 541038, 901730, 1172249, 1352595, 1713287, 2344498, 2705190, 3426574, 3516747, 5139861, 5861245, 7033494, 8566435, 10279722, 11722490, 17132870, 17583735, 22272731, 25699305, 35167470, 44545462, 51398610, 66818193, 111363655, 133636386, 222727310, 334090965, 668181930]

約数ペア:

[(1, 668181930), (2, 334090965), (3, 222727310), (5, 133636386), (6, 111363655), (10, 66818193), (13, 51398610), (15, 44545462), (19, 35167470), (26, 25699305), (30, 22272731), (38, 17583735), (39, 17132870), (57, 11722490), (65, 10279722), (78, 8566435), (95, 7033494), (114, 5861245), (130, 5139861), (190, 3516747), (195, 3426574), (247, 2705190), (285, 2344498), (390, 1713287), (494, 1352595), (570, 1172249), (741, 901730), (1235, 541038), (1482, 450865), (2470, 270519), (3705, 180346), (7410, 90173)]