405006480

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{62501}}^1$

素因数の和:62526

約数の個数: 100

約数和(自身を含む): 1406670012

約数和(自身を除く): 1001663532

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 62501, 125002, 187503, 250004, 312505, 375006, 500008, 562509, 625010, 750012, 937515, 1000016, 1125018, 1250020, 1500024, 1687527, 1875030, 2250036, 2500040, 2812545, 3000048, 3375054, 3750060, 4500072, 5000080, 5062581, 5625090, 6750108, 7500120, 8437635, 9000144, 10125162, 11250180, 13500216, 15000240, 16875270, 20250324, 22500360, 25312905, 27000432, 33750540, 40500648, 45000720, 50625810, 67501080, 81001296, 101251620, 135002160, 202503240, 405006480]

約数ペア:

[(1, 405006480), (2, 202503240), (3, 135002160), (4, 101251620), (5, 81001296), (6, 67501080), (8, 50625810), (9, 45000720), (10, 40500648), (12, 33750540), (15, 27000432), (16, 25312905), (18, 22500360), (20, 20250324), (24, 16875270), (27, 15000240), (30, 13500216), (36, 11250180), (40, 10125162), (45, 9000144), (48, 8437635), (54, 7500120), (60, 6750108), (72, 5625090), (80, 5062581), (81, 5000080), (90, 4500072), (108, 3750060), (120, 3375054), (135, 3000048), (144, 2812545), (162, 2500040), (180, 2250036), (216, 1875030), (240, 1687527), (270, 1500024), (324, 1250020), (360, 1125018), (405, 1000016), (432, 937515), (540, 750012), (648, 625010), (720, 562509), (810, 500008), (1080, 375006), (1296, 312505), (1620, 250004), (2160, 187503), (3240, 125002), (6480, 62501)]