21137705460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{218681}}^1$

素因数の和:218878

約数の個数: 96

約数和(自身を含む): 66129436800

約数和(自身を除く): 44991731340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 179, 180, 270, 358, 537, 540, 716, 895, 1074, 1611, 1790, 2148, 2685, 3222, 3580, 4833, 5370, 6444, 8055, 9666, 10740, 16110, 19332, 24165, 32220, 48330, 96660, 218681, 437362, 656043, 874724, 1093405, 1312086, 1968129, 2186810, 2624172, 3280215, 3936258, 4373620, 5904387, 6560430, 7872516, 9840645, 11808774, 13120860, 19681290, 23617548, 29521935, 39143899, 39362580, 59043870, 78287798, 117431697, 118087740, 156575596, 195719495, 234863394, 352295091, 391438990, 469726788, 587158485, 704590182, 782877980, 1056885273, 1174316970, 1409180364, 1761475455, 2113770546, 2348633940, 3522950910, 4227541092, 5284426365, 7045901820, 10568852730, 21137705460]

約数ペア:

[(1, 21137705460), (2, 10568852730), (3, 7045901820), (4, 5284426365), (5, 4227541092), (6, 3522950910), (9, 2348633940), (10, 2113770546), (12, 1761475455), (15, 1409180364), (18, 1174316970), (20, 1056885273), (27, 782877980), (30, 704590182), (36, 587158485), (45, 469726788), (54, 391438990), (60, 352295091), (90, 234863394), (108, 195719495), (135, 156575596), (179, 118087740), (180, 117431697), (270, 78287798), (358, 59043870), (537, 39362580), (540, 39143899), (716, 29521935), (895, 23617548), (1074, 19681290), (1611, 13120860), (1790, 11808774), (2148, 9840645), (2685, 7872516), (3222, 6560430), (3580, 5904387), (4833, 4373620), (5370, 3936258), (6444, 3280215), (8055, 2624172), (9666, 2186810), (10740, 1968129), (16110, 1312086), (19332, 1093405), (24165, 874724), (32220, 656043), (48330, 437362), (96660, 218681)]