31206027780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{613}}^1\times {\mathrm{1021}}^1$

素因数の和:1926

約数の個数: 144

約数和(自身を含む): 95248184304

約数和(自身を除く): 64042156524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 277, 554, 613, 831, 1021, 1108, 1226, 1385, 1662, 1839, 2042, 2452, 2493, 2770, 3063, 3065, 3324, 3678, 4084, 4155, 4986, 5105, 5517, 5540, 6126, 6130, 7356, 8310, 9189, 9195, 9972, 10210, 11034, 12252, 12260, 12465, 15315, 16620, 18378, 18390, 20420, 22068, 24930, 27585, 30630, 36756, 36780, 45945, 49860, 55170, 61260, 91890, 110340, 169801, 183780, 282817, 339602, 509403, 565634, 625873, 679204, 848451, 849005, 1018806, 1131268, 1251746, 1414085, 1528209, 1696902, 1698010, 1877619, 2037612, 2503492, 2545353, 2547015, 2828170, 3056418, 3129365, 3393804, 3396020, 3755238, 4242255, 5090706, 5094030, 5632857, 5656340, 6112836, 6258730, 7510476, 7641045, 8484510, 9388095, 10181412, 10188060, 11265714, 12517460, 12726765, 15282090, 16969020, 18776190, 22531428, 25453530, 28164285, 30564180, 37552380, 50907060, 56328570, 112657140, 173366821, 346733642, 520100463, 693467284, 866834105, 1040200926, 1560301389, 1733668210, 2080401852, 2600502315, 3120602778, 3467336420, 5201004630, 6241205556, 7801506945, 10402009260, 15603013890, 31206027780]

約数ペア:

[(1, 31206027780), (2, 15603013890), (3, 10402009260), (4, 7801506945), (5, 6241205556), (6, 5201004630), (9, 3467336420), (10, 3120602778), (12, 2600502315), (15, 2080401852), (18, 1733668210), (20, 1560301389), (30, 1040200926), (36, 866834105), (45, 693467284), (60, 520100463), (90, 346733642), (180, 173366821), (277, 112657140), (554, 56328570), (613, 50907060), (831, 37552380), (1021, 30564180), (1108, 28164285), (1226, 25453530), (1385, 22531428), (1662, 18776190), (1839, 16969020), (2042, 15282090), (2452, 12726765), (2493, 12517460), (2770, 11265714), (3063, 10188060), (3065, 10181412), (3324, 9388095), (3678, 8484510), (4084, 7641045), (4155, 7510476), (4986, 6258730), (5105, 6112836), (5517, 5656340), (5540, 5632857), (6126, 5094030), (6130, 5090706), (7356, 4242255), (8310, 3755238), (9189, 3396020), (9195, 3393804), (9972, 3129365), (10210, 3056418), (11034, 2828170), (12252, 2547015), (12260, 2545353), (12465, 2503492), (15315, 2037612), (16620, 1877619), (18378, 1698010), (18390, 1696902), (20420, 1528209), (22068, 1414085), (24930, 1251746), (27585, 1131268), (30630, 1018806), (36756, 849005), (36780, 848451), (45945, 679204), (49860, 625873), (55170, 565634), (61260, 509403), (91890, 339602), (110340, 282817), (169801, 183780)]