281939040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{195791}}^1$

素因数の和:195812

約数の個数: 72

約数和(自身を含む): 962121888

約数和(自身を除く): 680182848

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, 195791, 391582, 587373, 783164, 978955, 1174746, 1566328, 1762119, 1957910, 2349492, 2936865, 3132656, 3524238, 3915820, 4698984, 5873730, 6265312, 7048476, 7831640, 8810595, 9397968, 11747460, 14096952, 15663280, 17621190, 18795936, 23494920, 28193904, 31326560, 35242380, 46989840, 56387808, 70484760, 93979680, 140969520, 281939040]

約数ペア:

[(1, 281939040), (2, 140969520), (3, 93979680), (4, 70484760), (5, 56387808), (6, 46989840), (8, 35242380), (9, 31326560), (10, 28193904), (12, 23494920), (15, 18795936), (16, 17621190), (18, 15663280), (20, 14096952), (24, 11747460), (30, 9397968), (32, 8810595), (36, 7831640), (40, 7048476), (45, 6265312), (48, 5873730), (60, 4698984), (72, 3915820), (80, 3524238), (90, 3132656), (96, 2936865), (120, 2349492), (144, 1957910), (160, 1762119), (180, 1566328), (240, 1174746), (288, 978955), (360, 783164), (480, 587373), (720, 391582), (1440, 195791)]