251993880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1013}}^1$

素因数の和:1721

約数の個数: 96

約数和(自身を含む): 820974960

約数和(自身を除く): 568981080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 691, 1013, 1382, 2026, 2073, 2764, 3039, 3455, 4052, 4146, 5065, 5528, 6078, 6219, 6910, 8104, 8292, 9117, 10130, 10365, 12156, 12438, 13820, 15195, 16584, 18234, 20260, 20730, 24312, 24876, 27640, 30390, 31095, 36468, 40520, 41460, 45585, 49752, 60780, 62190, 72936, 82920, 91170, 121560, 124380, 182340, 248760, 364680, 699983, 1399966, 2099949, 2799932, 3499915, 4199898, 5599864, 6299847, 6999830, 8399796, 10499745, 12599694, 13999660, 16799592, 20999490, 25199388, 27999320, 31499235, 41998980, 50398776, 62998470, 83997960, 125996940, 251993880]

約数ペア:

[(1, 251993880), (2, 125996940), (3, 83997960), (4, 62998470), (5, 50398776), (6, 41998980), (8, 31499235), (9, 27999320), (10, 25199388), (12, 20999490), (15, 16799592), (18, 13999660), (20, 12599694), (24, 10499745), (30, 8399796), (36, 6999830), (40, 6299847), (45, 5599864), (60, 4199898), (72, 3499915), (90, 2799932), (120, 2099949), (180, 1399966), (360, 699983), (691, 364680), (1013, 248760), (1382, 182340), (2026, 124380), (2073, 121560), (2764, 91170), (3039, 82920), (3455, 72936), (4052, 62190), (4146, 60780), (5065, 49752), (5528, 45585), (6078, 41460), (6219, 40520), (6910, 36468), (8104, 31095), (8292, 30390), (9117, 27640), (10130, 24876), (10365, 24312), (12156, 20730), (12438, 20260), (13820, 18234), (15195, 16584)]