12908220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:124

約数の個数: 144

約数和(自身を含む): 41811840

約数和(自身を除く): 28903620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 67, 76, 78, 95, 114, 130, 134, 156, 169, 190, 195, 201, 228, 247, 260, 268, 285, 335, 338, 380, 390, 402, 494, 507, 570, 670, 676, 741, 780, 804, 845, 871, 988, 1005, 1014, 1140, 1235, 1273, 1340, 1482, 1690, 1742, 2010, 2028, 2470, 2535, 2546, 2613, 2964, 3211, 3380, 3484, 3705, 3819, 4020, 4355, 4940, 5070, 5092, 5226, 6365, 6422, 7410, 7638, 8710, 9633, 10140, 10452, 11323, 12730, 12844, 13065, 14820, 15276, 16055, 16549, 17420, 19095, 19266, 22646, 25460, 26130, 32110, 33098, 33969, 38190, 38532, 45292, 48165, 49647, 52260, 56615, 64220, 66196, 67938, 76380, 82745, 96330, 99294, 113230, 135876, 165490, 169845, 192660, 198588, 215137, 226460, 248235, 330980, 339690, 430274, 496470, 645411, 679380, 860548, 992940, 1075685, 1290822, 2151370, 2581644, 3227055, 4302740, 6454110, 12908220]

約数ペア:

[(1, 12908220), (2, 6454110), (3, 4302740), (4, 3227055), (5, 2581644), (6, 2151370), (10, 1290822), (12, 1075685), (13, 992940), (15, 860548), (19, 679380), (20, 645411), (26, 496470), (30, 430274), (38, 339690), (39, 330980), (52, 248235), (57, 226460), (60, 215137), (65, 198588), (67, 192660), (76, 169845), (78, 165490), (95, 135876), (114, 113230), (130, 99294), (134, 96330), (156, 82745), (169, 76380), (190, 67938), (195, 66196), (201, 64220), (228, 56615), (247, 52260), (260, 49647), (268, 48165), (285, 45292), (335, 38532), (338, 38190), (380, 33969), (390, 33098), (402, 32110), (494, 26130), (507, 25460), (570, 22646), (670, 19266), (676, 19095), (741, 17420), (780, 16549), (804, 16055), (845, 15276), (871, 14820), (988, 13065), (1005, 12844), (1014, 12730), (1140, 11323), (1235, 10452), (1273, 10140), (1340, 9633), (1482, 8710), (1690, 7638), (1742, 7410), (2010, 6422), (2028, 6365), (2470, 5226), (2535, 5092), (2546, 5070), (2613, 4940), (2964, 4355), (3211, 4020), (3380, 3819), (3484, 3705)]