1780453620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{15241}}^1$

素因数の和:15326

約数の個数: 144

約数和(自身を含む): 5991935040

約数和(自身を除く): 4211481420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 59, 60, 66, 90, 99, 110, 118, 132, 165, 177, 180, 198, 220, 236, 295, 330, 354, 396, 495, 531, 590, 649, 660, 708, 885, 990, 1062, 1180, 1298, 1770, 1947, 1980, 2124, 2596, 2655, 3245, 3540, 3894, 5310, 5841, 6490, 7788, 9735, 10620, 11682, 12980, 15241, 19470, 23364, 29205, 30482, 38940, 45723, 58410, 60964, 76205, 91446, 116820, 137169, 152410, 167651, 182892, 228615, 274338, 304820, 335302, 457230, 502953, 548676, 670604, 685845, 838255, 899219, 914460, 1005906, 1371690, 1508859, 1676510, 1798438, 2011812, 2514765, 2697657, 2743380, 3017718, 3353020, 3596876, 4496095, 5029530, 5395314, 6035436, 7544295, 8092971, 8992190, 9891409, 10059060, 10790628, 13488285, 15088590, 16185942, 17984380, 19782818, 26976570, 29674227, 30177180, 32371884, 39565636, 40464855, 49457045, 53953140, 59348454, 80929710, 89022681, 98914090, 118696908, 148371135, 161859420, 178045362, 197828180, 296742270, 356090724, 445113405, 593484540, 890226810, 1780453620]

約数ペア:

[(1, 1780453620), (2, 890226810), (3, 593484540), (4, 445113405), (5, 356090724), (6, 296742270), (9, 197828180), (10, 178045362), (11, 161859420), (12, 148371135), (15, 118696908), (18, 98914090), (20, 89022681), (22, 80929710), (30, 59348454), (33, 53953140), (36, 49457045), (44, 40464855), (45, 39565636), (55, 32371884), (59, 30177180), (60, 29674227), (66, 26976570), (90, 19782818), (99, 17984380), (110, 16185942), (118, 15088590), (132, 13488285), (165, 10790628), (177, 10059060), (180, 9891409), (198, 8992190), (220, 8092971), (236, 7544295), (295, 6035436), (330, 5395314), (354, 5029530), (396, 4496095), (495, 3596876), (531, 3353020), (590, 3017718), (649, 2743380), (660, 2697657), (708, 2514765), (885, 2011812), (990, 1798438), (1062, 1676510), (1180, 1508859), (1298, 1371690), (1770, 1005906), (1947, 914460), (1980, 899219), (2124, 838255), (2596, 685845), (2655, 670604), (3245, 548676), (3540, 502953), (3894, 457230), (5310, 335302), (5841, 304820), (6490, 274338), (7788, 228615), (9735, 182892), (10620, 167651), (11682, 152410), (12980, 137169), (15241, 116820), (19470, 91446), (23364, 76205), (29205, 60964), (30482, 58410), (38940, 45723)]