19244340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:382

約数の個数: 144

約数和(自身を含む): 65257920

約数和(自身を除く): 46013580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 331, 340, 342, 380, 510, 570, 612, 646, 662, 684, 765, 855, 969, 993, 1020, 1140, 1292, 1324, 1530, 1615, 1655, 1710, 1938, 1986, 2907, 2979, 3060, 3230, 3310, 3420, 3876, 3972, 4845, 4965, 5627, 5814, 5958, 6289, 6460, 6620, 9690, 9930, 11254, 11628, 11916, 12578, 14535, 14895, 16881, 18867, 19380, 19860, 22508, 25156, 28135, 29070, 29790, 31445, 33762, 37734, 50643, 56270, 56601, 58140, 59580, 62890, 67524, 75468, 84405, 94335, 101286, 106913, 112540, 113202, 125780, 168810, 188670, 202572, 213826, 226404, 253215, 283005, 320739, 337620, 377340, 427652, 506430, 534565, 566010, 641478, 962217, 1012860, 1069130, 1132020, 1282956, 1603695, 1924434, 2138260, 3207390, 3848868, 4811085, 6414780, 9622170, 19244340]

約数ペア:

[(1, 19244340), (2, 9622170), (3, 6414780), (4, 4811085), (5, 3848868), (6, 3207390), (9, 2138260), (10, 1924434), (12, 1603695), (15, 1282956), (17, 1132020), (18, 1069130), (19, 1012860), (20, 962217), (30, 641478), (34, 566010), (36, 534565), (38, 506430), (45, 427652), (51, 377340), (57, 337620), (60, 320739), (68, 283005), (76, 253215), (85, 226404), (90, 213826), (95, 202572), (102, 188670), (114, 168810), (153, 125780), (170, 113202), (171, 112540), (180, 106913), (190, 101286), (204, 94335), (228, 84405), (255, 75468), (285, 67524), (306, 62890), (323, 59580), (331, 58140), (340, 56601), (342, 56270), (380, 50643), (510, 37734), (570, 33762), (612, 31445), (646, 29790), (662, 29070), (684, 28135), (765, 25156), (855, 22508), (969, 19860), (993, 19380), (1020, 18867), (1140, 16881), (1292, 14895), (1324, 14535), (1530, 12578), (1615, 11916), (1655, 11628), (1710, 11254), (1938, 9930), (1986, 9690), (2907, 6620), (2979, 6460), (3060, 6289), (3230, 5958), (3310, 5814), (3420, 5627), (3876, 4965), (3972, 4845)]