391567680

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19423}}^1$

素因数の和:19453

約数の個数: 168

約数和(自身を含む): 1539313152

約数和(自身を除く): 1147745472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 19423, 20160, 38846, 58269, 77692, 97115, 116538, 135961, 155384, 174807, 194230, 233076, 271922, 291345, 310768, 349614, 388460, 407883, 466152, 543844, 582690, 621536, 679805, 699228, 776920, 815766, 874035, 932304, 1087688, 1165380, 1223649, 1243072, 1359610, 1398456, 1553840, 1631532, 1748070, 1864608, 2039415, 2175376, 2330760, 2447298, 2719220, 2796912, 3107680, 3263064, 3496140, 3729216, 4078830, 4350752, 4661520, 4894596, 5438440, 5593824, 6118245, 6215360, 6526128, 6992280, 8157660, 8701504, 9323040, 9789192, 10876880, 11187648, 12236490, 13052256, 13984560, 16315320, 18646080, 19578384, 21753760, 24472980, 26104512, 27969120, 32630640, 39156768, 43507520, 48945960, 55938240, 65261280, 78313536, 97891920, 130522560, 195783840, 391567680]

約数ペア:

[(1, 391567680), (2, 195783840), (3, 130522560), (4, 97891920), (5, 78313536), (6, 65261280), (7, 55938240), (8, 48945960), (9, 43507520), (10, 39156768), (12, 32630640), (14, 27969120), (15, 26104512), (16, 24472980), (18, 21753760), (20, 19578384), (21, 18646080), (24, 16315320), (28, 13984560), (30, 13052256), (32, 12236490), (35, 11187648), (36, 10876880), (40, 9789192), (42, 9323040), (45, 8701504), (48, 8157660), (56, 6992280), (60, 6526128), (63, 6215360), (64, 6118245), (70, 5593824), (72, 5438440), (80, 4894596), (84, 4661520), (90, 4350752), (96, 4078830), (105, 3729216), (112, 3496140), (120, 3263064), (126, 3107680), (140, 2796912), (144, 2719220), (160, 2447298), (168, 2330760), (180, 2175376), (192, 2039415), (210, 1864608), (224, 1748070), (240, 1631532), (252, 1553840), (280, 1398456), (288, 1359610), (315, 1243072), (320, 1223649), (336, 1165380), (360, 1087688), (420, 932304), (448, 874035), (480, 815766), (504, 776920), (560, 699228), (576, 679805), (630, 621536), (672, 582690), (720, 543844), (840, 466152), (960, 407883), (1008, 388460), (1120, 349614), (1260, 310768), (1344, 291345), (1440, 271922), (1680, 233076), (2016, 194230), (2240, 174807), (2520, 155384), (2880, 135961), (3360, 116538), (4032, 97115), (5040, 77692), (6720, 58269), (10080, 38846), (19423, 20160)]