259490640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{26371}}^1$

素因数の和:26428

約数の個数: 80

約数和(自身を含む): 824072256

約数和(自身を除く): 564581616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 26371, 52742, 79113, 105484, 131855, 158226, 210968, 263710, 316452, 395565, 421936, 527420, 632904, 791130, 1054840, 1081211, 1265808, 1582260, 2109680, 2162422, 3164520, 3243633, 4324844, 5406055, 6329040, 6487266, 8649688, 10812110, 12974532, 16218165, 17299376, 21624220, 25949064, 32436330, 43248440, 51898128, 64872660, 86496880, 129745320, 259490640]

約数ペア:

[(1, 259490640), (2, 129745320), (3, 86496880), (4, 64872660), (5, 51898128), (6, 43248440), (8, 32436330), (10, 25949064), (12, 21624220), (15, 17299376), (16, 16218165), (20, 12974532), (24, 10812110), (30, 8649688), (40, 6487266), (41, 6329040), (48, 5406055), (60, 4324844), (80, 3243633), (82, 3164520), (120, 2162422), (123, 2109680), (164, 1582260), (205, 1265808), (240, 1081211), (246, 1054840), (328, 791130), (410, 632904), (492, 527420), (615, 421936), (656, 395565), (820, 316452), (984, 263710), (1230, 210968), (1640, 158226), (1968, 131855), (2460, 105484), (3280, 79113), (4920, 52742), (9840, 26371)]