638570880

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{110863}}^1$

素因数の和:110888

約数の個数: 96

約数和(自身を含む): 2205084960

約数和(自身を除く): 1566514080

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 110863, 221726, 332589, 443452, 554315, 665178, 886904, 997767, 1108630, 1330356, 1662945, 1773808, 1995534, 2217260, 2660712, 3325890, 3547616, 3991068, 4434520, 4988835, 5321424, 6651780, 7095232, 7982136, 8869040, 9977670, 10642848, 13303560, 14190464, 15964272, 17738080, 19955340, 21285696, 26607120, 31928544, 35476160, 39910680, 42571392, 53214240, 63857088, 70952320, 79821360, 106428480, 127714176, 159642720, 212856960, 319285440, 638570880]

約数ペア:

[(1, 638570880), (2, 319285440), (3, 212856960), (4, 159642720), (5, 127714176), (6, 106428480), (8, 79821360), (9, 70952320), (10, 63857088), (12, 53214240), (15, 42571392), (16, 39910680), (18, 35476160), (20, 31928544), (24, 26607120), (30, 21285696), (32, 19955340), (36, 17738080), (40, 15964272), (45, 14190464), (48, 13303560), (60, 10642848), (64, 9977670), (72, 8869040), (80, 7982136), (90, 7095232), (96, 6651780), (120, 5321424), (128, 4988835), (144, 4434520), (160, 3991068), (180, 3547616), (192, 3325890), (240, 2660712), (288, 2217260), (320, 1995534), (360, 1773808), (384, 1662945), (480, 1330356), (576, 1108630), (640, 997767), (720, 886904), (960, 665178), (1152, 554315), (1440, 443452), (1920, 332589), (2880, 221726), (5760, 110863)]