31273710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 88179840

約数和(自身を除く): 56906130

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 53, 65, 78, 85, 89, 102, 106, 130, 159, 170, 178, 195, 221, 255, 265, 267, 318, 390, 442, 445, 510, 530, 534, 663, 689, 795, 890, 901, 1105, 1157, 1326, 1335, 1378, 1513, 1590, 1802, 2067, 2210, 2314, 2670, 2703, 3026, 3315, 3445, 3471, 4134, 4505, 4539, 4717, 5406, 5785, 6630, 6890, 6942, 7565, 9010, 9078, 9434, 10335, 11570, 11713, 13515, 14151, 15130, 17355, 19669, 20670, 22695, 23426, 23585, 27030, 28302, 34710, 35139, 39338, 45390, 47170, 58565, 59007, 61321, 70278, 70755, 80189, 98345, 117130, 118014, 122642, 141510, 160378, 175695, 183963, 196690, 240567, 295035, 306605, 351390, 367926, 400945, 481134, 590070, 613210, 801890, 919815, 1042457, 1202835, 1839630, 2084914, 2405670, 3127371, 5212285, 6254742, 10424570, 15636855, 31273710]

約数ペア:

[(1, 31273710), (2, 15636855), (3, 10424570), (5, 6254742), (6, 5212285), (10, 3127371), (13, 2405670), (15, 2084914), (17, 1839630), (26, 1202835), (30, 1042457), (34, 919815), (39, 801890), (51, 613210), (53, 590070), (65, 481134), (78, 400945), (85, 367926), (89, 351390), (102, 306605), (106, 295035), (130, 240567), (159, 196690), (170, 183963), (178, 175695), (195, 160378), (221, 141510), (255, 122642), (265, 118014), (267, 117130), (318, 98345), (390, 80189), (442, 70755), (445, 70278), (510, 61321), (530, 59007), (534, 58565), (663, 47170), (689, 45390), (795, 39338), (890, 35139), (901, 34710), (1105, 28302), (1157, 27030), (1326, 23585), (1335, 23426), (1378, 22695), (1513, 20670), (1590, 19669), (1802, 17355), (2067, 15130), (2210, 14151), (2314, 13515), (2670, 11713), (2703, 11570), (3026, 10335), (3315, 9434), (3445, 9078), (3471, 9010), (4134, 7565), (4505, 6942), (4539, 6890), (4717, 6630), (5406, 5785)]