1291263408

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{683}}^1\times {\mathrm{691}}^1$

素因数の和:1407

約数の個数: 120

約数和(自身を含む): 3815023680

約数和(自身を除く): 2523760272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 683, 684, 691, 912, 1366, 1368, 1382, 2049, 2073, 2732, 2736, 2764, 4098, 4146, 5464, 5528, 6147, 6219, 8196, 8292, 10928, 11056, 12294, 12438, 12977, 13129, 16392, 16584, 24588, 24876, 25954, 26258, 32784, 33168, 38931, 39387, 49176, 49752, 51908, 52516, 77862, 78774, 98352, 99504, 103816, 105032, 116793, 118161, 155724, 157548, 207632, 210064, 233586, 236322, 311448, 315096, 467172, 471953, 472644, 622896, 630192, 934344, 943906, 945288, 1415859, 1868688, 1887812, 1890576, 2831718, 3775624, 4247577, 5663436, 7551248, 8495154, 8967107, 11326872, 16990308, 17934214, 22653744, 26901321, 33980616, 35868428, 53802642, 67961232, 71736856, 80703963, 107605284, 143473712, 161407926, 215210568, 322815852, 430421136, 645631704, 1291263408]

約数ペア:

[(1, 1291263408), (2, 645631704), (3, 430421136), (4, 322815852), (6, 215210568), (8, 161407926), (9, 143473712), (12, 107605284), (16, 80703963), (18, 71736856), (19, 67961232), (24, 53802642), (36, 35868428), (38, 33980616), (48, 26901321), (57, 22653744), (72, 17934214), (76, 16990308), (114, 11326872), (144, 8967107), (152, 8495154), (171, 7551248), (228, 5663436), (304, 4247577), (342, 3775624), (456, 2831718), (683, 1890576), (684, 1887812), (691, 1868688), (912, 1415859), (1366, 945288), (1368, 943906), (1382, 934344), (2049, 630192), (2073, 622896), (2732, 472644), (2736, 471953), (2764, 467172), (4098, 315096), (4146, 311448), (5464, 236322), (5528, 233586), (6147, 210064), (6219, 207632), (8196, 157548), (8292, 155724), (10928, 118161), (11056, 116793), (12294, 105032), (12438, 103816), (12977, 99504), (13129, 98352), (16392, 78774), (16584, 77862), (24588, 52516), (24876, 51908), (25954, 49752), (26258, 49176), (32784, 39387), (33168, 38931)]