66984420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3863}}^1$

素因数の和:3909

約数の個数: 72

約数和(自身を含む): 199289664

約数和(自身を除く): 132305244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1734, 2890, 3468, 3863, 4335, 5780, 7726, 8670, 11589, 15452, 17340, 19315, 23178, 38630, 46356, 57945, 65671, 77260, 115890, 131342, 197013, 231780, 262684, 328355, 394026, 656710, 788052, 985065, 1116407, 1313420, 1970130, 2232814, 3349221, 3940260, 4465628, 5582035, 6698442, 11164070, 13396884, 16746105, 22328140, 33492210, 66984420]

約数ペア:

[(1, 66984420), (2, 33492210), (3, 22328140), (4, 16746105), (5, 13396884), (6, 11164070), (10, 6698442), (12, 5582035), (15, 4465628), (17, 3940260), (20, 3349221), (30, 2232814), (34, 1970130), (51, 1313420), (60, 1116407), (68, 985065), (85, 788052), (102, 656710), (170, 394026), (204, 328355), (255, 262684), (289, 231780), (340, 197013), (510, 131342), (578, 115890), (867, 77260), (1020, 65671), (1156, 57945), (1445, 46356), (1734, 38630), (2890, 23178), (3468, 19315), (3863, 17340), (4335, 15452), (5780, 11589), (7726, 8670)]