7812270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1423}}^1$

素因数の和:1497

約数の個数: 48

約数和(自身を含む): 20659392

約数和(自身を除く): 12847122

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1423, 1830, 2745, 2846, 4269, 5490, 7115, 8538, 12807, 14230, 21345, 25614, 42690, 64035, 86803, 128070, 173606, 260409, 434015, 520818, 781227, 868030, 1302045, 1562454, 2604090, 3906135, 7812270]

約数ペア:

[(1, 7812270), (2, 3906135), (3, 2604090), (5, 1562454), (6, 1302045), (9, 868030), (10, 781227), (15, 520818), (18, 434015), (30, 260409), (45, 173606), (61, 128070), (90, 86803), (122, 64035), (183, 42690), (305, 25614), (366, 21345), (549, 14230), (610, 12807), (915, 8538), (1098, 7115), (1423, 5490), (1830, 4269), (2745, 2846)]