2747220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 9117696

約数和(自身を除く): 6370476

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 211, 217, 310, 372, 420, 422, 434, 465, 620, 633, 651, 844, 868, 930, 1055, 1085, 1266, 1302, 1477, 1860, 2110, 2170, 2532, 2604, 2954, 3165, 3255, 4220, 4340, 4431, 5908, 6330, 6510, 6541, 7385, 8862, 12660, 13020, 13082, 14770, 17724, 19623, 22155, 26164, 29540, 32705, 39246, 44310, 45787, 65410, 78492, 88620, 91574, 98115, 130820, 137361, 183148, 196230, 228935, 274722, 392460, 457870, 549444, 686805, 915740, 1373610, 2747220]

約数ペア:

[(1, 2747220), (2, 1373610), (3, 915740), (4, 686805), (5, 549444), (6, 457870), (7, 392460), (10, 274722), (12, 228935), (14, 196230), (15, 183148), (20, 137361), (21, 130820), (28, 98115), (30, 91574), (31, 88620), (35, 78492), (42, 65410), (60, 45787), (62, 44310), (70, 39246), (84, 32705), (93, 29540), (105, 26164), (124, 22155), (140, 19623), (155, 17724), (186, 14770), (210, 13082), (211, 13020), (217, 12660), (310, 8862), (372, 7385), (420, 6541), (422, 6510), (434, 6330), (465, 5908), (620, 4431), (633, 4340), (651, 4220), (844, 3255), (868, 3165), (930, 2954), (1055, 2604), (1085, 2532), (1266, 2170), (1302, 2110), (1477, 1860)]