21930960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:205

約数の個数: 160

約数和(自身を含む): 73923840

約数和(自身を除く): 51992880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 40, 46, 48, 58, 60, 69, 80, 87, 92, 115, 116, 120, 137, 138, 145, 174, 184, 230, 232, 240, 274, 276, 290, 345, 348, 368, 411, 435, 460, 464, 548, 552, 580, 667, 685, 690, 696, 822, 870, 920, 1096, 1104, 1160, 1334, 1370, 1380, 1392, 1644, 1740, 1840, 2001, 2055, 2192, 2320, 2668, 2740, 2760, 3151, 3288, 3335, 3480, 3973, 4002, 4110, 5336, 5480, 5520, 6302, 6576, 6670, 6960, 7946, 8004, 8220, 9453, 10005, 10672, 10960, 11919, 12604, 13340, 15755, 15892, 16008, 16440, 18906, 19865, 20010, 23838, 25208, 26680, 31510, 31784, 32016, 32880, 37812, 39730, 40020, 47265, 47676, 50416, 53360, 59595, 63020, 63568, 75624, 79460, 80040, 91379, 94530, 95352, 119190, 126040, 151248, 158920, 160080, 182758, 189060, 190704, 238380, 252080, 274137, 317840, 365516, 378120, 456895, 476760, 548274, 731032, 756240, 913790, 953520, 1096548, 1370685, 1462064, 1827580, 2193096, 2741370, 3655160, 4386192, 5482740, 7310320, 10965480, 21930960]

約数ペア:

[(1, 21930960), (2, 10965480), (3, 7310320), (4, 5482740), (5, 4386192), (6, 3655160), (8, 2741370), (10, 2193096), (12, 1827580), (15, 1462064), (16, 1370685), (20, 1096548), (23, 953520), (24, 913790), (29, 756240), (30, 731032), (40, 548274), (46, 476760), (48, 456895), (58, 378120), (60, 365516), (69, 317840), (80, 274137), (87, 252080), (92, 238380), (115, 190704), (116, 189060), (120, 182758), (137, 160080), (138, 158920), (145, 151248), (174, 126040), (184, 119190), (230, 95352), (232, 94530), (240, 91379), (274, 80040), (276, 79460), (290, 75624), (345, 63568), (348, 63020), (368, 59595), (411, 53360), (435, 50416), (460, 47676), (464, 47265), (548, 40020), (552, 39730), (580, 37812), (667, 32880), (685, 32016), (690, 31784), (696, 31510), (822, 26680), (870, 25208), (920, 23838), (1096, 20010), (1104, 19865), (1160, 18906), (1334, 16440), (1370, 16008), (1380, 15892), (1392, 15755), (1644, 13340), (1740, 12604), (1840, 11919), (2001, 10960), (2055, 10672), (2192, 10005), (2320, 9453), (2668, 8220), (2740, 8004), (2760, 7946), (3151, 6960), (3288, 6670), (3335, 6576), (3480, 6302), (3973, 5520), (4002, 5480), (4110, 5336)]