18185370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 96

約数和(自身を含む): 51710400

約数和(自身を除く): 33525030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 89, 98, 105, 139, 147, 178, 210, 245, 267, 278, 294, 417, 445, 490, 534, 623, 695, 735, 834, 890, 973, 1246, 1335, 1390, 1470, 1869, 1946, 2085, 2670, 2919, 3115, 3738, 4170, 4361, 4865, 5838, 6230, 6811, 8722, 9345, 9730, 12371, 13083, 13622, 14595, 18690, 20433, 21805, 24742, 26166, 29190, 34055, 37113, 40866, 43610, 61855, 65415, 68110, 74226, 86597, 102165, 123710, 130830, 173194, 185565, 204330, 259791, 371130, 432985, 519582, 606179, 865970, 1212358, 1298955, 1818537, 2597910, 3030895, 3637074, 6061790, 9092685, 18185370]

約数ペア:

[(1, 18185370), (2, 9092685), (3, 6061790), (5, 3637074), (6, 3030895), (7, 2597910), (10, 1818537), (14, 1298955), (15, 1212358), (21, 865970), (30, 606179), (35, 519582), (42, 432985), (49, 371130), (70, 259791), (89, 204330), (98, 185565), (105, 173194), (139, 130830), (147, 123710), (178, 102165), (210, 86597), (245, 74226), (267, 68110), (278, 65415), (294, 61855), (417, 43610), (445, 40866), (490, 37113), (534, 34055), (623, 29190), (695, 26166), (735, 24742), (834, 21805), (890, 20433), (973, 18690), (1246, 14595), (1335, 13622), (1390, 13083), (1470, 12371), (1869, 9730), (1946, 9345), (2085, 8722), (2670, 6811), (2919, 6230), (3115, 5838), (3738, 4865), (4170, 4361)]