202478920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4789}}^1$

素因数の和:4958

約数の個数: 64

約数和(自身を含む): 524217600

約数和(自身を除く): 321738680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 151, 280, 302, 604, 755, 1057, 1208, 1510, 2114, 3020, 4228, 4789, 5285, 6040, 8456, 9578, 10570, 19156, 21140, 23945, 33523, 38312, 42280, 47890, 67046, 95780, 134092, 167615, 191560, 268184, 335230, 670460, 723139, 1340920, 1446278, 2892556, 3615695, 5061973, 5785112, 7231390, 10123946, 14462780, 20247892, 25309865, 28925560, 40495784, 50619730, 101239460, 202478920]

約数ペア:

[(1, 202478920), (2, 101239460), (4, 50619730), (5, 40495784), (7, 28925560), (8, 25309865), (10, 20247892), (14, 14462780), (20, 10123946), (28, 7231390), (35, 5785112), (40, 5061973), (56, 3615695), (70, 2892556), (140, 1446278), (151, 1340920), (280, 723139), (302, 670460), (604, 335230), (755, 268184), (1057, 191560), (1208, 167615), (1510, 134092), (2114, 95780), (3020, 67046), (4228, 47890), (4789, 42280), (5285, 38312), (6040, 33523), (8456, 23945), (9578, 21140), (10570, 19156)]