31977330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 97320960

約数和(自身を除く): 65343630

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 109, 110, 127, 154, 165, 210, 218, 231, 254, 327, 330, 381, 385, 462, 545, 635, 654, 762, 763, 770, 889, 1090, 1155, 1199, 1270, 1397, 1526, 1635, 1778, 1905, 2289, 2310, 2398, 2667, 2794, 3270, 3597, 3810, 3815, 4191, 4445, 4578, 5334, 5995, 6985, 7194, 7630, 8382, 8393, 8890, 9779, 11445, 11990, 13335, 13843, 13970, 16786, 17985, 19558, 20955, 22890, 25179, 26670, 27686, 29337, 35970, 41529, 41910, 41965, 48895, 50358, 58674, 69215, 83058, 83930, 96901, 97790, 125895, 138430, 146685, 152273, 193802, 207645, 251790, 290703, 293370, 304546, 415290, 456819, 484505, 581406, 761365, 913638, 969010, 1065911, 1453515, 1522730, 2131822, 2284095, 2907030, 3197733, 4568190, 5329555, 6395466, 10659110, 15988665, 31977330]

約数ペア:

[(1, 31977330), (2, 15988665), (3, 10659110), (5, 6395466), (6, 5329555), (7, 4568190), (10, 3197733), (11, 2907030), (14, 2284095), (15, 2131822), (21, 1522730), (22, 1453515), (30, 1065911), (33, 969010), (35, 913638), (42, 761365), (55, 581406), (66, 484505), (70, 456819), (77, 415290), (105, 304546), (109, 293370), (110, 290703), (127, 251790), (154, 207645), (165, 193802), (210, 152273), (218, 146685), (231, 138430), (254, 125895), (327, 97790), (330, 96901), (381, 83930), (385, 83058), (462, 69215), (545, 58674), (635, 50358), (654, 48895), (762, 41965), (763, 41910), (770, 41529), (889, 35970), (1090, 29337), (1155, 27686), (1199, 26670), (1270, 25179), (1397, 22890), (1526, 20955), (1635, 19558), (1778, 17985), (1905, 16786), (2289, 13970), (2310, 13843), (2398, 13335), (2667, 11990), (2794, 11445), (3270, 9779), (3597, 8890), (3810, 8393), (3815, 8382), (4191, 7630), (4445, 7194), (4578, 6985), (5334, 5995)]