90178380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5387}}^1$

素因数の和:5436

約数の個数: 96

約数和(自身を含む): 289658880

約数和(自身を除く): 199480500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1860, 2790, 3348, 4185, 5387, 5580, 8370, 10774, 16161, 16740, 21548, 26935, 32322, 48483, 53870, 64644, 80805, 96966, 107740, 145449, 161610, 166997, 193932, 242415, 290898, 323220, 333994, 484830, 500991, 581796, 667988, 727245, 834985, 969660, 1001982, 1454490, 1502973, 1669970, 2003964, 2504955, 2908980, 3005946, 3339940, 4508919, 5009910, 6011892, 7514865, 9017838, 10019820, 15029730, 18035676, 22544595, 30059460, 45089190, 90178380]

約数ペア:

[(1, 90178380), (2, 45089190), (3, 30059460), (4, 22544595), (5, 18035676), (6, 15029730), (9, 10019820), (10, 9017838), (12, 7514865), (15, 6011892), (18, 5009910), (20, 4508919), (27, 3339940), (30, 3005946), (31, 2908980), (36, 2504955), (45, 2003964), (54, 1669970), (60, 1502973), (62, 1454490), (90, 1001982), (93, 969660), (108, 834985), (124, 727245), (135, 667988), (155, 581796), (180, 500991), (186, 484830), (270, 333994), (279, 323220), (310, 290898), (372, 242415), (465, 193932), (540, 166997), (558, 161610), (620, 145449), (837, 107740), (930, 96966), (1116, 80805), (1395, 64644), (1674, 53870), (1860, 48483), (2790, 32322), (3348, 26935), (4185, 21548), (5387, 16740), (5580, 16161), (8370, 10774)]