145395180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{449}}^1$

素因数の和:728

約数の個数: 144

約数和(自身を含む): 507124800

約数和(自身を除く): 361729620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 257, 315, 420, 449, 514, 630, 771, 898, 1028, 1260, 1285, 1347, 1542, 1796, 1799, 2245, 2313, 2570, 2694, 3084, 3143, 3598, 3855, 4041, 4490, 4626, 5140, 5388, 5397, 6286, 6735, 7196, 7710, 8082, 8980, 8995, 9252, 9429, 10794, 11565, 12572, 13470, 15420, 15715, 16164, 16191, 17990, 18858, 20205, 21588, 23130, 26940, 26985, 28287, 31430, 32382, 35980, 37716, 40410, 46260, 47145, 53970, 56574, 62860, 64764, 80820, 80955, 94290, 107940, 113148, 115393, 141435, 161910, 188580, 230786, 282870, 323820, 346179, 461572, 565740, 576965, 692358, 807751, 1038537, 1153930, 1384716, 1615502, 1730895, 2077074, 2307860, 2423253, 3231004, 3461790, 4038755, 4154148, 4846506, 5192685, 6923580, 7269759, 8077510, 9693012, 10385370, 12116265, 14539518, 16155020, 20770740, 24232530, 29079036, 36348795, 48465060, 72697590, 145395180]

約数ペア:

[(1, 145395180), (2, 72697590), (3, 48465060), (4, 36348795), (5, 29079036), (6, 24232530), (7, 20770740), (9, 16155020), (10, 14539518), (12, 12116265), (14, 10385370), (15, 9693012), (18, 8077510), (20, 7269759), (21, 6923580), (28, 5192685), (30, 4846506), (35, 4154148), (36, 4038755), (42, 3461790), (45, 3231004), (60, 2423253), (63, 2307860), (70, 2077074), (84, 1730895), (90, 1615502), (105, 1384716), (126, 1153930), (140, 1038537), (180, 807751), (210, 692358), (252, 576965), (257, 565740), (315, 461572), (420, 346179), (449, 323820), (514, 282870), (630, 230786), (771, 188580), (898, 161910), (1028, 141435), (1260, 115393), (1285, 113148), (1347, 107940), (1542, 94290), (1796, 80955), (1799, 80820), (2245, 64764), (2313, 62860), (2570, 56574), (2694, 53970), (3084, 47145), (3143, 46260), (3598, 40410), (3855, 37716), (4041, 35980), (4490, 32382), (4626, 31430), (5140, 28287), (5388, 26985), (5397, 26940), (6286, 23130), (6735, 21588), (7196, 20205), (7710, 18858), (8082, 17990), (8980, 16191), (8995, 16164), (9252, 15715), (9429, 15420), (10794, 13470), (11565, 12572)]