381630240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{265021}}^1$

素因数の和:265042

約数の個数: 72

約数和(自身を含む): 1302318108

約数和(自身を除く): 920687868

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, 265021, 530042, 795063, 1060084, 1325105, 1590126, 2120168, 2385189, 2650210, 3180252, 3975315, 4240336, 4770378, 5300420, 6360504, 7950630, 8480672, 9540756, 10600840, 11925945, 12721008, 15901260, 19081512, 21201680, 23851890, 25442016, 31802520, 38163024, 42403360, 47703780, 63605040, 76326048, 95407560, 127210080, 190815120, 381630240]

約数ペア:

[(1, 381630240), (2, 190815120), (3, 127210080), (4, 95407560), (5, 76326048), (6, 63605040), (8, 47703780), (9, 42403360), (10, 38163024), (12, 31802520), (15, 25442016), (16, 23851890), (18, 21201680), (20, 19081512), (24, 15901260), (30, 12721008), (32, 11925945), (36, 10600840), (40, 9540756), (45, 8480672), (48, 7950630), (60, 6360504), (72, 5300420), (80, 4770378), (90, 4240336), (96, 3975315), (120, 3180252), (144, 2650210), (160, 2385189), (180, 2120168), (240, 1590126), (288, 1325105), (360, 1060084), (480, 795063), (720, 530042), (1440, 265021)]