281489110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{1277}}^1$

素因数の和:1405

約数の個数: 64

約数和(自身を含む): 600680448

約数和(自身を除く): 319191338

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 67, 70, 94, 134, 235, 329, 335, 469, 470, 658, 670, 938, 1277, 1645, 2345, 2554, 3149, 3290, 4690, 6298, 6385, 8939, 12770, 15745, 17878, 22043, 31490, 44086, 44695, 60019, 85559, 89390, 110215, 120038, 171118, 220430, 300095, 420133, 427795, 598913, 600190, 840266, 855590, 1197826, 2100665, 2994565, 4021273, 4201330, 5989130, 8042546, 20106365, 28148911, 40212730, 56297822, 140744555, 281489110]

約数ペア:

[(1, 281489110), (2, 140744555), (5, 56297822), (7, 40212730), (10, 28148911), (14, 20106365), (35, 8042546), (47, 5989130), (67, 4201330), (70, 4021273), (94, 2994565), (134, 2100665), (235, 1197826), (329, 855590), (335, 840266), (469, 600190), (470, 598913), (658, 427795), (670, 420133), (938, 300095), (1277, 220430), (1645, 171118), (2345, 120038), (2554, 110215), (3149, 89390), (3290, 85559), (4690, 60019), (6298, 44695), (6385, 44086), (8939, 31490), (12770, 22043), (15745, 17878)]