381241980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{302573}}^1$

素因数の和:302595

約数の個数: 72

約数和(自身を含む): 1321643232

約数和(自身を除く): 940401252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 302573, 605146, 907719, 1210292, 1512865, 1815438, 2118011, 2723157, 3025730, 3630876, 4236022, 4538595, 5446314, 6051460, 6354033, 8472044, 9077190, 10590055, 10892628, 12708066, 13615785, 18154380, 19062099, 21180110, 25416132, 27231570, 31770165, 38124198, 42360220, 54463140, 63540330, 76248396, 95310495, 127080660, 190620990, 381241980]

約数ペア:

[(1, 381241980), (2, 190620990), (3, 127080660), (4, 95310495), (5, 76248396), (6, 63540330), (7, 54463140), (9, 42360220), (10, 38124198), (12, 31770165), (14, 27231570), (15, 25416132), (18, 21180110), (20, 19062099), (21, 18154380), (28, 13615785), (30, 12708066), (35, 10892628), (36, 10590055), (42, 9077190), (45, 8472044), (60, 6354033), (63, 6051460), (70, 5446314), (84, 4538595), (90, 4236022), (105, 3630876), (126, 3025730), (140, 2723157), (180, 2118011), (210, 1815438), (252, 1512865), (315, 1210292), (420, 907719), (630, 605146), (1260, 302573)]