123294240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{85621}}^1$

素因数の和:85642

約数の個数: 72

約数和(自身を含む): 420746508

約数和(自身を除く): 297452268

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 85621, 171242, 256863, 342484, 428105, 513726, 684968, 770589, 856210, 1027452, 1284315, 1369936, 1541178, 1712420, 2054904, 2568630, 2739872, 3082356, 3424840, 3852945, 4109808, 5137260, 6164712, 6849680, 7705890, 8219616, 10274520, 12329424, 13699360, 15411780, 20549040, 24658848, 30823560, 41098080, 61647120, 123294240]

約数ペア:

[(1, 123294240), (2, 61647120), (3, 41098080), (4, 30823560), (5, 24658848), (6, 20549040), (8, 15411780), (9, 13699360), (10, 12329424), (12, 10274520), (15, 8219616), (16, 7705890), (18, 6849680), (20, 6164712), (24, 5137260), (30, 4109808), (32, 3852945), (36, 3424840), (40, 3082356), (45, 2739872), (48, 2568630), (60, 2054904), (72, 1712420), (80, 1541178), (90, 1369936), (96, 1284315), (120, 1027452), (144, 856210), (160, 770589), (180, 684968), (240, 513726), (288, 428105), (360, 342484), (480, 256863), (720, 171242), (1440, 85621)]