861656670

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{65129}}^1$

素因数の和:65159

約数の個数: 96

約数和(自身を含む): 2672935200

約数和(自身を除く): 1811278530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 90, 98, 105, 126, 135, 147, 189, 210, 245, 270, 294, 315, 378, 441, 490, 630, 735, 882, 945, 1323, 1470, 1890, 2205, 2646, 4410, 6615, 13230, 65129, 130258, 195387, 325645, 390774, 455903, 586161, 651290, 911806, 976935, 1172322, 1367709, 1758483, 1953870, 2279515, 2735418, 2930805, 3191321, 3516966, 4103127, 4559030, 5861610, 6382642, 6838545, 8206254, 8792415, 9573963, 12309381, 13677090, 15956605, 17584830, 19147926, 20515635, 24618762, 28721889, 31913210, 41031270, 47869815, 57443778, 61546905, 86165667, 95739630, 123093810, 143609445, 172331334, 287218890, 430828335, 861656670]

約数ペア:

[(1, 861656670), (2, 430828335), (3, 287218890), (5, 172331334), (6, 143609445), (7, 123093810), (9, 95739630), (10, 86165667), (14, 61546905), (15, 57443778), (18, 47869815), (21, 41031270), (27, 31913210), (30, 28721889), (35, 24618762), (42, 20515635), (45, 19147926), (49, 17584830), (54, 15956605), (63, 13677090), (70, 12309381), (90, 9573963), (98, 8792415), (105, 8206254), (126, 6838545), (135, 6382642), (147, 5861610), (189, 4559030), (210, 4103127), (245, 3516966), (270, 3191321), (294, 2930805), (315, 2735418), (378, 2279515), (441, 1953870), (490, 1758483), (630, 1367709), (735, 1172322), (882, 976935), (945, 911806), (1323, 651290), (1470, 586161), (1890, 455903), (2205, 390774), (2646, 325645), (4410, 195387), (6615, 130258), (13230, 65129)]