87109740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 281631168

約数和(自身を除く): 194521428

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, 397, 414, 460, 477, 530, 636, 690, 794, 795, 828, 954, 1035, 1060, 1191, 1219, 1380, 1588, 1590, 1908, 1985, 2070, 2382, 2385, 2438, 3180, 3573, 3657, 3970, 4140, 4764, 4770, 4876, 5955, 6095, 7146, 7314, 7940, 9131, 9540, 10971, 11910, 12190, 14292, 14628, 17865, 18262, 18285, 21041, 21942, 23820, 24380, 27393, 35730, 36524, 36570, 42082, 43884, 45655, 54786, 54855, 63123, 71460, 73140, 82179, 84164, 91310, 105205, 109572, 109710, 126246, 136965, 164358, 182620, 189369, 210410, 219420, 252492, 273930, 315615, 328716, 378738, 410895, 420820, 483943, 547860, 631230, 757476, 821790, 946845, 967886, 1262460, 1451829, 1643580, 1893690, 1935772, 2419715, 2903658, 3787380, 4355487, 4839430, 5807316, 7259145, 8710974, 9678860, 14518290, 17421948, 21777435, 29036580, 43554870, 87109740]

約数ペア:

[(1, 87109740), (2, 43554870), (3, 29036580), (4, 21777435), (5, 17421948), (6, 14518290), (9, 9678860), (10, 8710974), (12, 7259145), (15, 5807316), (18, 4839430), (20, 4355487), (23, 3787380), (30, 2903658), (36, 2419715), (45, 1935772), (46, 1893690), (53, 1643580), (60, 1451829), (69, 1262460), (90, 967886), (92, 946845), (106, 821790), (115, 757476), (138, 631230), (159, 547860), (180, 483943), (207, 420820), (212, 410895), (230, 378738), (265, 328716), (276, 315615), (318, 273930), (345, 252492), (397, 219420), (414, 210410), (460, 189369), (477, 182620), (530, 164358), (636, 136965), (690, 126246), (794, 109710), (795, 109572), (828, 105205), (954, 91310), (1035, 84164), (1060, 82179), (1191, 73140), (1219, 71460), (1380, 63123), (1588, 54855), (1590, 54786), (1908, 45655), (1985, 43884), (2070, 42082), (2382, 36570), (2385, 36524), (2438, 35730), (3180, 27393), (3573, 24380), (3657, 23820), (3970, 21942), (4140, 21041), (4764, 18285), (4770, 18262), (4876, 17865), (5955, 14628), (6095, 14292), (7146, 12190), (7314, 11910), (7940, 10971), (9131, 9540)]