77520420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1601}}^1$

素因数の和:1885

約数の個数: 72

約数和(自身を含む): 236166840

約数和(自身を除く): 158646420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1601, 1614, 2421, 2690, 3202, 3228, 4035, 4803, 4842, 5380, 6404, 8005, 8070, 9606, 9684, 12105, 14409, 16010, 16140, 19212, 24015, 24210, 28818, 32020, 48030, 48420, 57636, 72045, 96060, 144090, 288180, 430669, 861338, 1292007, 1722676, 2153345, 2584014, 3876021, 4306690, 5168028, 6460035, 7752042, 8613380, 12920070, 15504084, 19380105, 25840140, 38760210, 77520420]

約数ペア:

[(1, 77520420), (2, 38760210), (3, 25840140), (4, 19380105), (5, 15504084), (6, 12920070), (9, 8613380), (10, 7752042), (12, 6460035), (15, 5168028), (18, 4306690), (20, 3876021), (30, 2584014), (36, 2153345), (45, 1722676), (60, 1292007), (90, 861338), (180, 430669), (269, 288180), (538, 144090), (807, 96060), (1076, 72045), (1345, 57636), (1601, 48420), (1614, 48030), (2421, 32020), (2690, 28818), (3202, 24210), (3228, 24015), (4035, 19212), (4803, 16140), (4842, 16010), (5380, 14409), (6404, 12105), (8005, 9684), (8070, 9606)]