138045390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 128

約数和(自身を含む): 393154560

約数和(自身を除く): 255109170

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 53, 70, 79, 105, 106, 157, 158, 159, 210, 237, 265, 314, 318, 371, 395, 471, 474, 530, 553, 742, 785, 790, 795, 942, 1099, 1106, 1113, 1185, 1570, 1590, 1659, 1855, 2198, 2226, 2355, 2370, 2765, 3297, 3318, 3710, 4187, 4710, 5495, 5530, 5565, 6594, 8295, 8321, 8374, 10990, 11130, 12403, 12561, 16485, 16590, 16642, 20935, 24806, 24963, 25122, 29309, 32970, 37209, 41605, 41870, 49926, 58247, 58618, 62015, 62805, 74418, 83210, 86821, 87927, 116494, 124030, 124815, 125610, 146545, 173642, 174741, 175854, 186045, 249630, 260463, 291235, 293090, 349482, 372090, 434105, 439635, 520926, 582470, 657359, 868210, 873705, 879270, 1302315, 1314718, 1747410, 1972077, 2604630, 3286795, 3944154, 4601513, 6573590, 9203026, 9860385, 13804539, 19720770, 23007565, 27609078, 46015130, 69022695, 138045390]

約数ペア:

[(1, 138045390), (2, 69022695), (3, 46015130), (5, 27609078), (6, 23007565), (7, 19720770), (10, 13804539), (14, 9860385), (15, 9203026), (21, 6573590), (30, 4601513), (35, 3944154), (42, 3286795), (53, 2604630), (70, 1972077), (79, 1747410), (105, 1314718), (106, 1302315), (157, 879270), (158, 873705), (159, 868210), (210, 657359), (237, 582470), (265, 520926), (314, 439635), (318, 434105), (371, 372090), (395, 349482), (471, 293090), (474, 291235), (530, 260463), (553, 249630), (742, 186045), (785, 175854), (790, 174741), (795, 173642), (942, 146545), (1099, 125610), (1106, 124815), (1113, 124030), (1185, 116494), (1570, 87927), (1590, 86821), (1659, 83210), (1855, 74418), (2198, 62805), (2226, 62015), (2355, 58618), (2370, 58247), (2765, 49926), (3297, 41870), (3318, 41605), (3710, 37209), (4187, 32970), (4710, 29309), (5495, 25122), (5530, 24963), (5565, 24806), (6594, 20935), (8295, 16642), (8321, 16590), (8374, 16485), (10990, 12561), (11130, 12403)]