30724740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1303}}^1$

素因数の和:1449

約数の個数: 72

約数和(自身を含む): 93981888

約数和(自身を除く): 63257148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1303, 1310, 1572, 1965, 2358, 2606, 2620, 3909, 3930, 4716, 5212, 5895, 6515, 7818, 7860, 11727, 11790, 13030, 15636, 19545, 23454, 23580, 26060, 39090, 46908, 58635, 78180, 117270, 170693, 234540, 341386, 512079, 682772, 853465, 1024158, 1536237, 1706930, 2048316, 2560395, 3072474, 3413860, 5120790, 6144948, 7681185, 10241580, 15362370, 30724740]

約数ペア:

[(1, 30724740), (2, 15362370), (3, 10241580), (4, 7681185), (5, 6144948), (6, 5120790), (9, 3413860), (10, 3072474), (12, 2560395), (15, 2048316), (18, 1706930), (20, 1536237), (30, 1024158), (36, 853465), (45, 682772), (60, 512079), (90, 341386), (131, 234540), (180, 170693), (262, 117270), (393, 78180), (524, 58635), (655, 46908), (786, 39090), (1179, 26060), (1303, 23580), (1310, 23454), (1572, 19545), (1965, 15636), (2358, 13030), (2606, 11790), (2620, 11727), (3909, 7860), (3930, 7818), (4716, 6515), (5212, 5895)]