195000780

素因数分解:

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

素因数の和:220

約数の個数: 144

約数和(自身を含む): 606039840

約数和(自身を除く): 411039060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 89, 106, 130, 156, 159, 178, 195, 212, 260, 265, 267, 318, 356, 390, 445, 530, 534, 636, 689, 780, 795, 890, 1060, 1068, 1157, 1335, 1378, 1590, 1780, 2067, 2314, 2670, 2756, 2809, 3180, 3445, 3471, 4134, 4628, 4717, 5340, 5618, 5785, 6890, 6942, 8268, 8427, 9434, 10335, 11236, 11570, 13780, 13884, 14045, 14151, 16854, 17355, 18868, 20670, 23140, 23585, 28090, 28302, 33708, 34710, 36517, 41340, 42135, 47170, 56180, 56604, 61321, 69420, 70755, 73034, 84270, 94340, 109551, 122642, 141510, 146068, 168540, 182585, 183963, 219102, 245284, 250001, 283020, 306605, 365170, 367926, 438204, 500002, 547755, 613210, 730340, 735852, 750003, 919815, 1000004, 1095510, 1226420, 1250005, 1500006, 1839630, 2191020, 2500010, 3000012, 3250013, 3679260, 3750015, 5000020, 6500026, 7500030, 9750039, 13000052, 15000060, 16250065, 19500078, 32500130, 39000156, 48750195, 65000260, 97500390, 195000780]

約数ペア:

[(1, 195000780), (2, 97500390), (3, 65000260), (4, 48750195), (5, 39000156), (6, 32500130), (10, 19500078), (12, 16250065), (13, 15000060), (15, 13000052), (20, 9750039), (26, 7500030), (30, 6500026), (39, 5000020), (52, 3750015), (53, 3679260), (60, 3250013), (65, 3000012), (78, 2500010), (89, 2191020), (106, 1839630), (130, 1500006), (156, 1250005), (159, 1226420), (178, 1095510), (195, 1000004), (212, 919815), (260, 750003), (265, 735852), (267, 730340), (318, 613210), (356, 547755), (390, 500002), (445, 438204), (530, 367926), (534, 365170), (636, 306605), (689, 283020), (780, 250001), (795, 245284), (890, 219102), (1060, 183963), (1068, 182585), (1157, 168540), (1335, 146068), (1378, 141510), (1590, 122642), (1780, 109551), (2067, 94340), (2314, 84270), (2670, 73034), (2756, 70755), (2809, 69420), (3180, 61321), (3445, 56604), (3471, 56180), (4134, 47170), (4628, 42135), (4717, 41340), (5340, 36517), (5618, 34710), (5785, 33708), (6890, 28302), (6942, 28090), (8268, 23585), (8427, 23140), (9434, 20670), (10335, 18868), (11236, 17355), (11570, 16854), (13780, 14151), (13884, 14045)]