164671920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{10891}}^1$

素因数の和:10920

約数の個数: 160

約数和(自身を含む): 648291840

約数和(自身を除く): 483619920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 10891, 15120, 21782, 32673, 43564, 54455, 65346, 76237, 87128, 98019, 108910, 130692, 152474, 163365, 174256, 196038, 217820, 228711, 261384, 294057, 304948, 326730, 381185, 392076, 435640, 457422, 490095, 522768, 588114, 609896, 653460, 686133, 762370, 784152, 871280, 914844, 980190, 1143555, 1176228, 1219792, 1306920, 1372266, 1470285, 1524740, 1568304, 1829688, 1960380, 2058399, 2287110, 2352456, 2613840, 2744532, 2940570, 3049480, 3430665, 3659376, 3920760, 4116798, 4574220, 4704912, 5489064, 5881140, 6098960, 6861330, 7841520, 8233596, 9148440, 10291995, 10978128, 11762280, 13722660, 16467192, 18296880, 20583990, 23524560, 27445320, 32934384, 41167980, 54890640, 82335960, 164671920]

約数ペア:

[(1, 164671920), (2, 82335960), (3, 54890640), (4, 41167980), (5, 32934384), (6, 27445320), (7, 23524560), (8, 20583990), (9, 18296880), (10, 16467192), (12, 13722660), (14, 11762280), (15, 10978128), (16, 10291995), (18, 9148440), (20, 8233596), (21, 7841520), (24, 6861330), (27, 6098960), (28, 5881140), (30, 5489064), (35, 4704912), (36, 4574220), (40, 4116798), (42, 3920760), (45, 3659376), (48, 3430665), (54, 3049480), (56, 2940570), (60, 2744532), (63, 2613840), (70, 2352456), (72, 2287110), (80, 2058399), (84, 1960380), (90, 1829688), (105, 1568304), (108, 1524740), (112, 1470285), (120, 1372266), (126, 1306920), (135, 1219792), (140, 1176228), (144, 1143555), (168, 980190), (180, 914844), (189, 871280), (210, 784152), (216, 762370), (240, 686133), (252, 653460), (270, 609896), (280, 588114), (315, 522768), (336, 490095), (360, 457422), (378, 435640), (420, 392076), (432, 381185), (504, 326730), (540, 304948), (560, 294057), (630, 261384), (720, 228711), (756, 217820), (840, 196038), (945, 174256), (1008, 163365), (1080, 152474), (1260, 130692), (1512, 108910), (1680, 98019), (1890, 87128), (2160, 76237), (2520, 65346), (3024, 54455), (3780, 43564), (5040, 32673), (7560, 21782), (10891, 15120)]