68663340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1181}}^1$

素因数の和:1232

約数の個数: 144

約数和(自身を含む): 232333920

約数和(自身を除く): 163670580

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, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1181, 1292, 1530, 1615, 1710, 1938, 2362, 2907, 3060, 3230, 3420, 3543, 3876, 4724, 4845, 5814, 5905, 6460, 7086, 9690, 10629, 11628, 11810, 14172, 14535, 17715, 19380, 20077, 21258, 22439, 23620, 29070, 35430, 40154, 42516, 44878, 53145, 58140, 60231, 67317, 70860, 80308, 89756, 100385, 106290, 112195, 120462, 134634, 180693, 200770, 201951, 212580, 224390, 240924, 269268, 301155, 336585, 361386, 381463, 401540, 403902, 448780, 602310, 673170, 722772, 762926, 807804, 903465, 1009755, 1144389, 1204620, 1346340, 1525852, 1806930, 1907315, 2019510, 2288778, 3433167, 3613860, 3814630, 4039020, 4577556, 5721945, 6866334, 7629260, 11443890, 13732668, 17165835, 22887780, 34331670, 68663340]

約数ペア:

[(1, 68663340), (2, 34331670), (3, 22887780), (4, 17165835), (5, 13732668), (6, 11443890), (9, 7629260), (10, 6866334), (12, 5721945), (15, 4577556), (17, 4039020), (18, 3814630), (19, 3613860), (20, 3433167), (30, 2288778), (34, 2019510), (36, 1907315), (38, 1806930), (45, 1525852), (51, 1346340), (57, 1204620), (60, 1144389), (68, 1009755), (76, 903465), (85, 807804), (90, 762926), (95, 722772), (102, 673170), (114, 602310), (153, 448780), (170, 403902), (171, 401540), (180, 381463), (190, 361386), (204, 336585), (228, 301155), (255, 269268), (285, 240924), (306, 224390), (323, 212580), (340, 201951), (342, 200770), (380, 180693), (510, 134634), (570, 120462), (612, 112195), (646, 106290), (684, 100385), (765, 89756), (855, 80308), (969, 70860), (1020, 67317), (1140, 60231), (1181, 58140), (1292, 53145), (1530, 44878), (1615, 42516), (1710, 40154), (1938, 35430), (2362, 29070), (2907, 23620), (3060, 22439), (3230, 21258), (3420, 20077), (3543, 19380), (3876, 17715), (4724, 14535), (4845, 14172), (5814, 11810), (5905, 11628), (6460, 10629), (7086, 9690)]