30804780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{743}}^1$

素因数の和:1446

約数の個数: 48

約数和(自身を含む): 86494464

約数和(自身を除く): 55689684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 691, 743, 1382, 1486, 2073, 2229, 2764, 2972, 3455, 3715, 4146, 4458, 6910, 7430, 8292, 8916, 10365, 11145, 13820, 14860, 20730, 22290, 41460, 44580, 513413, 1026826, 1540239, 2053652, 2567065, 3080478, 5134130, 6160956, 7701195, 10268260, 15402390, 30804780]

約数ペア:

[(1, 30804780), (2, 15402390), (3, 10268260), (4, 7701195), (5, 6160956), (6, 5134130), (10, 3080478), (12, 2567065), (15, 2053652), (20, 1540239), (30, 1026826), (60, 513413), (691, 44580), (743, 41460), (1382, 22290), (1486, 20730), (2073, 14860), (2229, 13820), (2764, 11145), (2972, 10365), (3455, 8916), (3715, 8292), (4146, 7430), (4458, 6910)]