100872180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{811}}^1$

素因数の和:1517

約数の個数: 72

約数和(自身を含む): 306799584

約数和(自身を除く): 205927404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 691, 811, 1382, 1622, 2073, 2433, 2764, 3244, 3455, 4055, 4146, 4866, 6219, 6910, 7299, 8110, 8292, 9732, 10365, 12165, 12438, 13820, 14598, 16220, 20730, 24330, 24876, 29196, 31095, 36495, 41460, 48660, 62190, 72990, 124380, 145980, 560401, 1120802, 1681203, 2241604, 2802005, 3362406, 5043609, 5604010, 6724812, 8406015, 10087218, 11208020, 16812030, 20174436, 25218045, 33624060, 50436090, 100872180]

約数ペア:

[(1, 100872180), (2, 50436090), (3, 33624060), (4, 25218045), (5, 20174436), (6, 16812030), (9, 11208020), (10, 10087218), (12, 8406015), (15, 6724812), (18, 5604010), (20, 5043609), (30, 3362406), (36, 2802005), (45, 2241604), (60, 1681203), (90, 1120802), (180, 560401), (691, 145980), (811, 124380), (1382, 72990), (1622, 62190), (2073, 48660), (2433, 41460), (2764, 36495), (3244, 31095), (3455, 29196), (4055, 24876), (4146, 24330), (4866, 20730), (6219, 16220), (6910, 14598), (7299, 13820), (8110, 12438), (8292, 12165), (9732, 10365)]