219420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 707616

約数和(自身を除く): 488196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 53, 60, 69, 90, 92, 106, 115, 138, 159, 180, 207, 212, 230, 265, 276, 318, 345, 414, 460, 477, 530, 636, 690, 795, 828, 954, 1035, 1060, 1219, 1380, 1590, 1908, 2070, 2385, 2438, 3180, 3657, 4140, 4770, 4876, 6095, 7314, 9540, 10971, 12190, 14628, 18285, 21942, 24380, 36570, 43884, 54855, 73140, 109710, 219420]

約数ペア:

[(1, 219420), (2, 109710), (3, 73140), (4, 54855), (5, 43884), (6, 36570), (9, 24380), (10, 21942), (12, 18285), (15, 14628), (18, 12190), (20, 10971), (23, 9540), (30, 7314), (36, 6095), (45, 4876), (46, 4770), (53, 4140), (60, 3657), (69, 3180), (90, 2438), (92, 2385), (106, 2070), (115, 1908), (138, 1590), (159, 1380), (180, 1219), (207, 1060), (212, 1035), (230, 954), (265, 828), (276, 795), (318, 690), (345, 636), (414, 530), (460, 477)]