287088060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97649}}^1$

素因数の和:97675

約数の個数: 72

約数和(自身を含む): 935096400

約数和(自身を除く): 648008340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 97649, 195298, 292947, 390596, 488245, 585894, 683543, 976490, 1171788, 1367086, 1464735, 1952980, 2050629, 2734172, 2929470, 3417715, 4101258, 4784801, 5858940, 6835430, 8202516, 9569602, 10253145, 13670860, 14354403, 19139204, 20506290, 23924005, 28708806, 41012580, 47848010, 57417612, 71772015, 95696020, 143544030, 287088060]

約数ペア:

[(1, 287088060), (2, 143544030), (3, 95696020), (4, 71772015), (5, 57417612), (6, 47848010), (7, 41012580), (10, 28708806), (12, 23924005), (14, 20506290), (15, 19139204), (20, 14354403), (21, 13670860), (28, 10253145), (30, 9569602), (35, 8202516), (42, 6835430), (49, 5858940), (60, 4784801), (70, 4101258), (84, 3417715), (98, 2929470), (105, 2734172), (140, 2050629), (147, 1952980), (196, 1464735), (210, 1367086), (245, 1171788), (294, 976490), (420, 683543), (490, 585894), (588, 488245), (735, 390596), (980, 292947), (1470, 195298), (2940, 97649)]