248534820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72671}}^1$

素因数の和:72705

約数の個数: 72

約数和(自身を含む): 793578240

約数和(自身を除く): 545043420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 72671, 145342, 218013, 290684, 363355, 436026, 654039, 726710, 872052, 1090065, 1308078, 1380749, 1453420, 2180130, 2616156, 2761498, 3270195, 4142247, 4360260, 5522996, 6540390, 6903745, 8284494, 12426741, 13080780, 13807490, 16568988, 20711235, 24853482, 27614980, 41422470, 49706964, 62133705, 82844940, 124267410, 248534820]

約数ペア:

[(1, 248534820), (2, 124267410), (3, 82844940), (4, 62133705), (5, 49706964), (6, 41422470), (9, 27614980), (10, 24853482), (12, 20711235), (15, 16568988), (18, 13807490), (19, 13080780), (20, 12426741), (30, 8284494), (36, 6903745), (38, 6540390), (45, 5522996), (57, 4360260), (60, 4142247), (76, 3270195), (90, 2761498), (95, 2616156), (114, 2180130), (171, 1453420), (180, 1380749), (190, 1308078), (228, 1090065), (285, 872052), (342, 726710), (380, 654039), (570, 436026), (684, 363355), (855, 290684), (1140, 218013), (1710, 145342), (3420, 72671)]