20131427280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{57571}}^1$

素因数の和:57665

約数の個数: 160

約数和(自身を含む): 65792360448

約数和(自身を除く): 45660933168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 47, 48, 60, 62, 80, 93, 94, 120, 124, 141, 155, 186, 188, 235, 240, 248, 282, 310, 372, 376, 465, 470, 496, 564, 620, 705, 744, 752, 930, 940, 1128, 1240, 1410, 1457, 1488, 1860, 1880, 2256, 2480, 2820, 2914, 3720, 3760, 4371, 5640, 5828, 7285, 7440, 8742, 11280, 11656, 14570, 17484, 21855, 23312, 29140, 34968, 43710, 57571, 58280, 69936, 87420, 115142, 116560, 172713, 174840, 230284, 287855, 345426, 349680, 460568, 575710, 690852, 863565, 921136, 1151420, 1381704, 1727130, 1784701, 2302840, 2705837, 2763408, 3454260, 3569402, 4605680, 5354103, 5411674, 6908520, 7138804, 8117511, 8923505, 10708206, 10823348, 13529185, 13817040, 14277608, 16235022, 17847010, 21416412, 21646696, 26770515, 27058370, 28555216, 32470044, 35694020, 40587555, 42832824, 43293392, 53541030, 54116740, 64940088, 71388040, 81175110, 83880947, 85665648, 107082060, 108233480, 129880176, 142776080, 162350220, 167761894, 214164120, 216466960, 251642841, 324700440, 335523788, 419404735, 428328240, 503285682, 649400880, 671047576, 838809470, 1006571364, 1258214205, 1342095152, 1677618940, 2013142728, 2516428410, 3355237880, 4026285456, 5032856820, 6710475760, 10065713640, 20131427280]

約数ペア:

[(1, 20131427280), (2, 10065713640), (3, 6710475760), (4, 5032856820), (5, 4026285456), (6, 3355237880), (8, 2516428410), (10, 2013142728), (12, 1677618940), (15, 1342095152), (16, 1258214205), (20, 1006571364), (24, 838809470), (30, 671047576), (31, 649400880), (40, 503285682), (47, 428328240), (48, 419404735), (60, 335523788), (62, 324700440), (80, 251642841), (93, 216466960), (94, 214164120), (120, 167761894), (124, 162350220), (141, 142776080), (155, 129880176), (186, 108233480), (188, 107082060), (235, 85665648), (240, 83880947), (248, 81175110), (282, 71388040), (310, 64940088), (372, 54116740), (376, 53541030), (465, 43293392), (470, 42832824), (496, 40587555), (564, 35694020), (620, 32470044), (705, 28555216), (744, 27058370), (752, 26770515), (930, 21646696), (940, 21416412), (1128, 17847010), (1240, 16235022), (1410, 14277608), (1457, 13817040), (1488, 13529185), (1860, 10823348), (1880, 10708206), (2256, 8923505), (2480, 8117511), (2820, 7138804), (2914, 6908520), (3720, 5411674), (3760, 5354103), (4371, 4605680), (5640, 3569402), (5828, 3454260), (7285, 2763408), (7440, 2705837), (8742, 2302840), (11280, 1784701), (11656, 1727130), (14570, 1381704), (17484, 1151420), (21855, 921136), (23312, 863565), (29140, 690852), (34968, 575710), (43710, 460568), (57571, 349680), (58280, 345426), (69936, 287855), (87420, 230284), (115142, 174840), (116560, 172713)]