291861570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9719}}^1$

素因数の和:9760

約数の個数: 128

約数和(自身を含む): 940584960

約数和(自身を除く): 648723390

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 55, 65, 66, 70, 77, 78, 91, 105, 110, 130, 143, 154, 165, 182, 195, 210, 231, 273, 286, 330, 385, 390, 429, 455, 462, 546, 715, 770, 858, 910, 1001, 1155, 1365, 1430, 2002, 2145, 2310, 2730, 3003, 4290, 5005, 6006, 9719, 10010, 15015, 19438, 29157, 30030, 48595, 58314, 68033, 97190, 106909, 126347, 136066, 145785, 204099, 213818, 252694, 291570, 320727, 340165, 379041, 408198, 534545, 631735, 641454, 680330, 748363, 758082, 884429, 1020495, 1069090, 1263470, 1389817, 1496726, 1603635, 1768858, 1895205, 2040990, 2245089, 2653287, 2779634, 3207270, 3741815, 3790410, 4169451, 4422145, 4490178, 5306574, 6949085, 7483630, 8338902, 8844290, 9728719, 11225445, 13266435, 13898170, 19457438, 20847255, 22450890, 26532870, 29186157, 41694510, 48643595, 58372314, 97287190, 145930785, 291861570]

約数ペア:

[(1, 291861570), (2, 145930785), (3, 97287190), (5, 58372314), (6, 48643595), (7, 41694510), (10, 29186157), (11, 26532870), (13, 22450890), (14, 20847255), (15, 19457438), (21, 13898170), (22, 13266435), (26, 11225445), (30, 9728719), (33, 8844290), (35, 8338902), (39, 7483630), (42, 6949085), (55, 5306574), (65, 4490178), (66, 4422145), (70, 4169451), (77, 3790410), (78, 3741815), (91, 3207270), (105, 2779634), (110, 2653287), (130, 2245089), (143, 2040990), (154, 1895205), (165, 1768858), (182, 1603635), (195, 1496726), (210, 1389817), (231, 1263470), (273, 1069090), (286, 1020495), (330, 884429), (385, 758082), (390, 748363), (429, 680330), (455, 641454), (462, 631735), (546, 534545), (715, 408198), (770, 379041), (858, 340165), (910, 320727), (1001, 291570), (1155, 252694), (1365, 213818), (1430, 204099), (2002, 145785), (2145, 136066), (2310, 126347), (2730, 106909), (3003, 97190), (4290, 68033), (5005, 58314), (6006, 48595), (9719, 30030), (10010, 29157), (15015, 19438)]