242808800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:701

約数の個数: 144

約数和(自身を含む): 656645472

約数和(自身を除く): 413836672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 37, 40, 50, 52, 65, 74, 80, 100, 104, 130, 148, 160, 185, 200, 208, 260, 296, 325, 370, 400, 416, 481, 520, 592, 631, 650, 740, 800, 925, 962, 1040, 1184, 1262, 1300, 1480, 1850, 1924, 2080, 2405, 2524, 2600, 2960, 3155, 3700, 3848, 4810, 5048, 5200, 5920, 6310, 7400, 7696, 8203, 9620, 10096, 10400, 12025, 12620, 14800, 15392, 15775, 16406, 19240, 20192, 23347, 24050, 25240, 29600, 31550, 32812, 38480, 41015, 46694, 48100, 50480, 63100, 65624, 76960, 82030, 93388, 96200, 100960, 116735, 126200, 131248, 164060, 186776, 192400, 205075, 233470, 252400, 262496, 303511, 328120, 373552, 384800, 410150, 466940, 504800, 583675, 607022, 656240, 747104, 820300, 933880, 1167350, 1214044, 1312480, 1517555, 1640600, 1867760, 2334700, 2428088, 3035110, 3281200, 3735520, 4669400, 4856176, 6070220, 6562400, 7587775, 9338800, 9712352, 12140440, 15175550, 18677600, 24280880, 30351100, 48561760, 60702200, 121404400, 242808800]

約数ペア:

[(1, 242808800), (2, 121404400), (4, 60702200), (5, 48561760), (8, 30351100), (10, 24280880), (13, 18677600), (16, 15175550), (20, 12140440), (25, 9712352), (26, 9338800), (32, 7587775), (37, 6562400), (40, 6070220), (50, 4856176), (52, 4669400), (65, 3735520), (74, 3281200), (80, 3035110), (100, 2428088), (104, 2334700), (130, 1867760), (148, 1640600), (160, 1517555), (185, 1312480), (200, 1214044), (208, 1167350), (260, 933880), (296, 820300), (325, 747104), (370, 656240), (400, 607022), (416, 583675), (481, 504800), (520, 466940), (592, 410150), (631, 384800), (650, 373552), (740, 328120), (800, 303511), (925, 262496), (962, 252400), (1040, 233470), (1184, 205075), (1262, 192400), (1300, 186776), (1480, 164060), (1850, 131248), (1924, 126200), (2080, 116735), (2405, 100960), (2524, 96200), (2600, 93388), (2960, 82030), (3155, 76960), (3700, 65624), (3848, 63100), (4810, 50480), (5048, 48100), (5200, 46694), (5920, 41015), (6310, 38480), (7400, 32812), (7696, 31550), (8203, 29600), (9620, 25240), (10096, 24050), (10400, 23347), (12025, 20192), (12620, 19240), (14800, 16406), (15392, 15775)]