1687640580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1\times {\mathrm{401}}^1$

素因数の和:746

約数の個数: 144

約数和(自身を含む): 5204594304

約数和(自身を除く): 3516953724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 227, 309, 401, 412, 454, 515, 618, 681, 802, 908, 927, 1030, 1135, 1203, 1236, 1362, 1545, 1604, 1854, 2005, 2043, 2060, 2270, 2406, 2724, 3090, 3405, 3609, 3708, 4010, 4086, 4540, 4635, 4812, 6015, 6180, 6810, 7218, 8020, 8172, 9270, 10215, 12030, 13620, 14436, 18045, 18540, 20430, 23381, 24060, 36090, 40860, 41303, 46762, 70143, 72180, 82606, 91027, 93524, 116905, 123909, 140286, 165212, 182054, 206515, 210429, 233810, 247818, 273081, 280572, 350715, 364108, 371727, 413030, 420858, 455135, 467620, 495636, 546162, 619545, 701430, 743454, 819243, 826060, 841716, 910270, 1052145, 1092324, 1239090, 1365405, 1402860, 1486908, 1638486, 1820540, 1858635, 2104290, 2478180, 2730810, 3276972, 3717270, 4096215, 4208580, 5461620, 7434540, 8192430, 9375781, 16384860, 18751562, 28127343, 37503124, 46878905, 56254686, 84382029, 93757810, 112509372, 140636715, 168764058, 187515620, 281273430, 337528116, 421910145, 562546860, 843820290, 1687640580]

約数ペア:

[(1, 1687640580), (2, 843820290), (3, 562546860), (4, 421910145), (5, 337528116), (6, 281273430), (9, 187515620), (10, 168764058), (12, 140636715), (15, 112509372), (18, 93757810), (20, 84382029), (30, 56254686), (36, 46878905), (45, 37503124), (60, 28127343), (90, 18751562), (103, 16384860), (180, 9375781), (206, 8192430), (227, 7434540), (309, 5461620), (401, 4208580), (412, 4096215), (454, 3717270), (515, 3276972), (618, 2730810), (681, 2478180), (802, 2104290), (908, 1858635), (927, 1820540), (1030, 1638486), (1135, 1486908), (1203, 1402860), (1236, 1365405), (1362, 1239090), (1545, 1092324), (1604, 1052145), (1854, 910270), (2005, 841716), (2043, 826060), (2060, 819243), (2270, 743454), (2406, 701430), (2724, 619545), (3090, 546162), (3405, 495636), (3609, 467620), (3708, 455135), (4010, 420858), (4086, 413030), (4540, 371727), (4635, 364108), (4812, 350715), (6015, 280572), (6180, 273081), (6810, 247818), (7218, 233810), (8020, 210429), (8172, 206515), (9270, 182054), (10215, 165212), (12030, 140286), (13620, 123909), (14436, 116905), (18045, 93524), (18540, 91027), (20430, 82606), (23381, 72180), (24060, 70143), (36090, 46762), (40860, 41303)]