42948540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{887}}^1$

素因数の和:1171

約数の個数: 72

約数和(自身を含む): 130908960

約数和(自身を除く): 87960420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 887, 1076, 1345, 1614, 1774, 2421, 2661, 2690, 3228, 3548, 4035, 4435, 4842, 5322, 5380, 7983, 8070, 8870, 9684, 10644, 12105, 13305, 15966, 16140, 17740, 24210, 26610, 31932, 39915, 48420, 53220, 79830, 159660, 238603, 477206, 715809, 954412, 1193015, 1431618, 2147427, 2386030, 2863236, 3579045, 4294854, 4772060, 7158090, 8589708, 10737135, 14316180, 21474270, 42948540]

約数ペア:

[(1, 42948540), (2, 21474270), (3, 14316180), (4, 10737135), (5, 8589708), (6, 7158090), (9, 4772060), (10, 4294854), (12, 3579045), (15, 2863236), (18, 2386030), (20, 2147427), (30, 1431618), (36, 1193015), (45, 954412), (60, 715809), (90, 477206), (180, 238603), (269, 159660), (538, 79830), (807, 53220), (887, 48420), (1076, 39915), (1345, 31932), (1614, 26610), (1774, 24210), (2421, 17740), (2661, 16140), (2690, 15966), (3228, 13305), (3548, 12105), (4035, 10644), (4435, 9684), (4842, 8870), (5322, 8070), (5380, 7983)]