42505960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 116121600

約数和(自身を除く): 73615640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 59, 62, 70, 83, 118, 124, 140, 155, 166, 217, 236, 248, 280, 295, 310, 332, 413, 415, 434, 472, 581, 590, 620, 664, 826, 830, 868, 1085, 1162, 1180, 1240, 1652, 1660, 1736, 1829, 2065, 2170, 2324, 2360, 2573, 2905, 3304, 3320, 3658, 4130, 4340, 4648, 4897, 5146, 5810, 7316, 8260, 8680, 9145, 9794, 10292, 11620, 12803, 12865, 14632, 16520, 18011, 18290, 19588, 20584, 23240, 24485, 25606, 25730, 34279, 36022, 36580, 39176, 48970, 51212, 51460, 64015, 68558, 72044, 73160, 90055, 97940, 102424, 102920, 128030, 137116, 144088, 151807, 171395, 180110, 195880, 256060, 274232, 303614, 342790, 360220, 512120, 607228, 685580, 720440, 759035, 1062649, 1214456, 1371160, 1518070, 2125298, 3036140, 4250596, 5313245, 6072280, 8501192, 10626490, 21252980, 42505960]

約数ペア:

[(1, 42505960), (2, 21252980), (4, 10626490), (5, 8501192), (7, 6072280), (8, 5313245), (10, 4250596), (14, 3036140), (20, 2125298), (28, 1518070), (31, 1371160), (35, 1214456), (40, 1062649), (56, 759035), (59, 720440), (62, 685580), (70, 607228), (83, 512120), (118, 360220), (124, 342790), (140, 303614), (155, 274232), (166, 256060), (217, 195880), (236, 180110), (248, 171395), (280, 151807), (295, 144088), (310, 137116), (332, 128030), (413, 102920), (415, 102424), (434, 97940), (472, 90055), (581, 73160), (590, 72044), (620, 68558), (664, 64015), (826, 51460), (830, 51212), (868, 48970), (1085, 39176), (1162, 36580), (1180, 36022), (1240, 34279), (1652, 25730), (1660, 25606), (1736, 24485), (1829, 23240), (2065, 20584), (2170, 19588), (2324, 18290), (2360, 18011), (2573, 16520), (2905, 14632), (3304, 12865), (3320, 12803), (3658, 11620), (4130, 10292), (4340, 9794), (4648, 9145), (4897, 8680), (5146, 8260), (5810, 7316)]