2538780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 7983360

約数和(自身を除く): 5444580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 131, 170, 190, 204, 228, 255, 262, 285, 323, 340, 380, 393, 510, 524, 570, 646, 655, 786, 969, 1020, 1140, 1292, 1310, 1572, 1615, 1938, 1965, 2227, 2489, 2620, 3230, 3876, 3930, 4454, 4845, 4978, 6460, 6681, 7467, 7860, 8908, 9690, 9956, 11135, 12445, 13362, 14934, 19380, 22270, 24890, 26724, 29868, 33405, 37335, 42313, 44540, 49780, 66810, 74670, 84626, 126939, 133620, 149340, 169252, 211565, 253878, 423130, 507756, 634695, 846260, 1269390, 2538780]

約数ペア:

[(1, 2538780), (2, 1269390), (3, 846260), (4, 634695), (5, 507756), (6, 423130), (10, 253878), (12, 211565), (15, 169252), (17, 149340), (19, 133620), (20, 126939), (30, 84626), (34, 74670), (38, 66810), (51, 49780), (57, 44540), (60, 42313), (68, 37335), (76, 33405), (85, 29868), (95, 26724), (102, 24890), (114, 22270), (131, 19380), (170, 14934), (190, 13362), (204, 12445), (228, 11135), (255, 9956), (262, 9690), (285, 8908), (323, 7860), (340, 7467), (380, 6681), (393, 6460), (510, 4978), (524, 4845), (570, 4454), (646, 3930), (655, 3876), (786, 3230), (969, 2620), (1020, 2489), (1140, 2227), (1292, 1965), (1310, 1938), (1572, 1615)]