290807460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:410

約数の個数: 144

約数和(自身を含む): 908107200

約数和(自身を除く): 617299740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 139, 177, 180, 197, 236, 278, 295, 354, 394, 417, 531, 556, 590, 591, 695, 708, 788, 834, 885, 985, 1062, 1180, 1182, 1251, 1390, 1668, 1770, 1773, 1970, 2085, 2124, 2364, 2502, 2655, 2780, 2955, 3540, 3546, 3940, 4170, 5004, 5310, 5910, 6255, 7092, 8201, 8340, 8865, 10620, 11623, 11820, 12510, 16402, 17730, 23246, 24603, 25020, 27383, 32804, 34869, 35460, 41005, 46492, 49206, 54766, 58115, 69738, 73809, 82010, 82149, 98412, 104607, 109532, 116230, 123015, 136915, 139476, 147618, 164020, 164298, 174345, 209214, 232460, 246030, 246447, 273830, 295236, 328596, 348690, 369045, 410745, 418428, 492060, 492894, 523035, 547660, 697380, 738090, 821490, 985788, 1046070, 1232235, 1476180, 1615597, 1642980, 2092140, 2464470, 3231194, 4846791, 4928940, 6462388, 8077985, 9693582, 14540373, 16155970, 19387164, 24233955, 29080746, 32311940, 48467910, 58161492, 72701865, 96935820, 145403730, 290807460]

約数ペア:

[(1, 290807460), (2, 145403730), (3, 96935820), (4, 72701865), (5, 58161492), (6, 48467910), (9, 32311940), (10, 29080746), (12, 24233955), (15, 19387164), (18, 16155970), (20, 14540373), (30, 9693582), (36, 8077985), (45, 6462388), (59, 4928940), (60, 4846791), (90, 3231194), (118, 2464470), (139, 2092140), (177, 1642980), (180, 1615597), (197, 1476180), (236, 1232235), (278, 1046070), (295, 985788), (354, 821490), (394, 738090), (417, 697380), (531, 547660), (556, 523035), (590, 492894), (591, 492060), (695, 418428), (708, 410745), (788, 369045), (834, 348690), (885, 328596), (985, 295236), (1062, 273830), (1180, 246447), (1182, 246030), (1251, 232460), (1390, 209214), (1668, 174345), (1770, 164298), (1773, 164020), (1970, 147618), (2085, 139476), (2124, 136915), (2364, 123015), (2502, 116230), (2655, 109532), (2780, 104607), (2955, 98412), (3540, 82149), (3546, 82010), (3940, 73809), (4170, 69738), (5004, 58115), (5310, 54766), (5910, 49206), (6255, 46492), (7092, 41005), (8201, 35460), (8340, 34869), (8865, 32804), (10620, 27383), (11623, 25020), (11820, 24603), (12510, 23246), (16402, 17730)]