40425120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:507

約数の個数: 144

約数和(自身を含む): 140343840

約数和(自身を除く): 99918720

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, 67, 72, 80, 90, 96, 120, 134, 144, 160, 180, 201, 240, 268, 288, 335, 360, 402, 419, 480, 536, 603, 670, 720, 804, 838, 1005, 1072, 1206, 1257, 1340, 1440, 1608, 1676, 2010, 2095, 2144, 2412, 2514, 2680, 3015, 3216, 3352, 3771, 4020, 4190, 4824, 5028, 5360, 6030, 6285, 6432, 6704, 7542, 8040, 8380, 9648, 10056, 10720, 12060, 12570, 13408, 15084, 16080, 16760, 18855, 19296, 20112, 24120, 25140, 28073, 30168, 32160, 33520, 37710, 40224, 48240, 50280, 56146, 60336, 67040, 75420, 84219, 96480, 100560, 112292, 120672, 140365, 150840, 168438, 201120, 224584, 252657, 280730, 301680, 336876, 421095, 449168, 505314, 561460, 603360, 673752, 842190, 898336, 1010628, 1122920, 1263285, 1347504, 1684380, 2021256, 2245840, 2526570, 2695008, 3368760, 4042512, 4491680, 5053140, 6737520, 8085024, 10106280, 13475040, 20212560, 40425120]

約数ペア:

[(1, 40425120), (2, 20212560), (3, 13475040), (4, 10106280), (5, 8085024), (6, 6737520), (8, 5053140), (9, 4491680), (10, 4042512), (12, 3368760), (15, 2695008), (16, 2526570), (18, 2245840), (20, 2021256), (24, 1684380), (30, 1347504), (32, 1263285), (36, 1122920), (40, 1010628), (45, 898336), (48, 842190), (60, 673752), (67, 603360), (72, 561460), (80, 505314), (90, 449168), (96, 421095), (120, 336876), (134, 301680), (144, 280730), (160, 252657), (180, 224584), (201, 201120), (240, 168438), (268, 150840), (288, 140365), (335, 120672), (360, 112292), (402, 100560), (419, 96480), (480, 84219), (536, 75420), (603, 67040), (670, 60336), (720, 56146), (804, 50280), (838, 48240), (1005, 40224), (1072, 37710), (1206, 33520), (1257, 32160), (1340, 30168), (1440, 28073), (1608, 25140), (1676, 24120), (2010, 20112), (2095, 19296), (2144, 18855), (2412, 16760), (2514, 16080), (2680, 15084), (3015, 13408), (3216, 12570), (3352, 12060), (3771, 10720), (4020, 10056), (4190, 9648), (4824, 8380), (5028, 8040), (5360, 7542), (6030, 6704), (6285, 6432)]