122919040

素因数分解:

$2^7\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1289}}^1$

素因数の和:1457

約数の個数: 64

約数和(自身を含む): 296055000

約数和(自身を除く): 173135960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 298, 320, 596, 640, 745, 1192, 1289, 1490, 2384, 2578, 2980, 4768, 5156, 5960, 6445, 9536, 10312, 11920, 12890, 19072, 20624, 23840, 25780, 41248, 47680, 51560, 82496, 95360, 103120, 164992, 192061, 206240, 384122, 412480, 768244, 824960, 960305, 1536488, 1920610, 3072976, 3841220, 6145952, 7682440, 12291904, 15364880, 24583808, 30729760, 61459520, 122919040]

約数ペア:

[(1, 122919040), (2, 61459520), (4, 30729760), (5, 24583808), (8, 15364880), (10, 12291904), (16, 7682440), (20, 6145952), (32, 3841220), (40, 3072976), (64, 1920610), (80, 1536488), (128, 960305), (149, 824960), (160, 768244), (298, 412480), (320, 384122), (596, 206240), (640, 192061), (745, 164992), (1192, 103120), (1289, 95360), (1490, 82496), (2384, 51560), (2578, 47680), (2980, 41248), (4768, 25780), (5156, 23840), (5960, 20624), (6445, 19072), (9536, 12890), (10312, 11920)]