68665590

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{773}}^1$

素因数の和:843

約数の個数: 128

約数和(自身を含む): 213995520

約数和(自身を除く): 145329930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 47, 54, 63, 70, 90, 94, 105, 126, 135, 141, 189, 210, 235, 270, 282, 315, 329, 378, 423, 470, 630, 658, 705, 773, 846, 945, 987, 1269, 1410, 1546, 1645, 1890, 1974, 2115, 2319, 2538, 2961, 3290, 3865, 4230, 4638, 4935, 5411, 5922, 6345, 6957, 7730, 8883, 9870, 10822, 11595, 12690, 13914, 14805, 16233, 17766, 20871, 23190, 27055, 29610, 32466, 34785, 36331, 41742, 44415, 48699, 54110, 69570, 72662, 81165, 88830, 97398, 104355, 108993, 146097, 162330, 181655, 208710, 217986, 243495, 254317, 292194, 326979, 363310, 486990, 508634, 544965, 653958, 730485, 762951, 980937, 1089930, 1271585, 1460970, 1525902, 1634895, 1961874, 2288853, 2543170, 3269790, 3814755, 4577706, 4904685, 6866559, 7629510, 9809370, 11444265, 13733118, 22888530, 34332795, 68665590]

約数ペア:

[(1, 68665590), (2, 34332795), (3, 22888530), (5, 13733118), (6, 11444265), (7, 9809370), (9, 7629510), (10, 6866559), (14, 4904685), (15, 4577706), (18, 3814755), (21, 3269790), (27, 2543170), (30, 2288853), (35, 1961874), (42, 1634895), (45, 1525902), (47, 1460970), (54, 1271585), (63, 1089930), (70, 980937), (90, 762951), (94, 730485), (105, 653958), (126, 544965), (135, 508634), (141, 486990), (189, 363310), (210, 326979), (235, 292194), (270, 254317), (282, 243495), (315, 217986), (329, 208710), (378, 181655), (423, 162330), (470, 146097), (630, 108993), (658, 104355), (705, 97398), (773, 88830), (846, 81165), (945, 72662), (987, 69570), (1269, 54110), (1410, 48699), (1546, 44415), (1645, 41742), (1890, 36331), (1974, 34785), (2115, 32466), (2319, 29610), (2538, 27055), (2961, 23190), (3290, 20871), (3865, 17766), (4230, 16233), (4638, 14805), (4935, 13914), (5411, 12690), (5922, 11595), (6345, 10822), (6957, 9870), (7730, 8883)]