15578820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 50948352

約数和(自身を除く): 35369532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 53, 60, 69, 71, 90, 92, 106, 115, 138, 142, 159, 180, 207, 212, 213, 230, 265, 276, 284, 318, 345, 355, 414, 426, 460, 477, 530, 636, 639, 690, 710, 795, 828, 852, 954, 1035, 1060, 1065, 1219, 1278, 1380, 1420, 1590, 1633, 1908, 2070, 2130, 2385, 2438, 2556, 3180, 3195, 3266, 3657, 3763, 4140, 4260, 4770, 4876, 4899, 6095, 6390, 6532, 7314, 7526, 8165, 9540, 9798, 10971, 11289, 12190, 12780, 14628, 14697, 15052, 16330, 18285, 18815, 19596, 21942, 22578, 24380, 24495, 29394, 32660, 33867, 36570, 37630, 43884, 45156, 48990, 54855, 56445, 58788, 67734, 73140, 73485, 75260, 86549, 97980, 109710, 112890, 135468, 146970, 169335, 173098, 219420, 225780, 259647, 293940, 338670, 346196, 432745, 519294, 677340, 778941, 865490, 1038588, 1298235, 1557882, 1730980, 2596470, 3115764, 3894705, 5192940, 7789410, 15578820]

約数ペア:

[(1, 15578820), (2, 7789410), (3, 5192940), (4, 3894705), (5, 3115764), (6, 2596470), (9, 1730980), (10, 1557882), (12, 1298235), (15, 1038588), (18, 865490), (20, 778941), (23, 677340), (30, 519294), (36, 432745), (45, 346196), (46, 338670), (53, 293940), (60, 259647), (69, 225780), (71, 219420), (90, 173098), (92, 169335), (106, 146970), (115, 135468), (138, 112890), (142, 109710), (159, 97980), (180, 86549), (207, 75260), (212, 73485), (213, 73140), (230, 67734), (265, 58788), (276, 56445), (284, 54855), (318, 48990), (345, 45156), (355, 43884), (414, 37630), (426, 36570), (460, 33867), (477, 32660), (530, 29394), (636, 24495), (639, 24380), (690, 22578), (710, 21942), (795, 19596), (828, 18815), (852, 18285), (954, 16330), (1035, 15052), (1060, 14697), (1065, 14628), (1219, 12780), (1278, 12190), (1380, 11289), (1420, 10971), (1590, 9798), (1633, 9540), (1908, 8165), (2070, 7526), (2130, 7314), (2385, 6532), (2438, 6390), (2556, 6095), (3180, 4899), (3195, 4876), (3266, 4770), (3657, 4260), (3763, 4140)]