18827670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 52876800

約数和(自身を除く): 34049130

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 29, 30, 34, 38, 51, 57, 58, 67, 85, 87, 95, 102, 114, 134, 145, 170, 174, 190, 201, 255, 285, 290, 323, 335, 402, 435, 493, 510, 551, 570, 646, 670, 870, 969, 986, 1005, 1102, 1139, 1273, 1479, 1615, 1653, 1938, 1943, 2010, 2278, 2465, 2546, 2755, 2958, 3230, 3306, 3417, 3819, 3886, 4845, 4930, 5510, 5695, 5829, 6365, 6834, 7395, 7638, 8265, 9367, 9690, 9715, 11390, 11658, 12730, 14790, 16530, 17085, 18734, 19095, 19430, 21641, 28101, 29145, 33031, 34170, 36917, 38190, 43282, 46835, 56202, 58290, 64923, 66062, 73834, 93670, 99093, 108205, 110751, 129846, 140505, 165155, 184585, 198186, 216410, 221502, 281010, 324615, 330310, 369170, 495465, 553755, 627589, 649230, 990930, 1107510, 1255178, 1882767, 3137945, 3765534, 6275890, 9413835, 18827670]

約数ペア:

[(1, 18827670), (2, 9413835), (3, 6275890), (5, 3765534), (6, 3137945), (10, 1882767), (15, 1255178), (17, 1107510), (19, 990930), (29, 649230), (30, 627589), (34, 553755), (38, 495465), (51, 369170), (57, 330310), (58, 324615), (67, 281010), (85, 221502), (87, 216410), (95, 198186), (102, 184585), (114, 165155), (134, 140505), (145, 129846), (170, 110751), (174, 108205), (190, 99093), (201, 93670), (255, 73834), (285, 66062), (290, 64923), (323, 58290), (335, 56202), (402, 46835), (435, 43282), (493, 38190), (510, 36917), (551, 34170), (570, 33031), (646, 29145), (670, 28101), (870, 21641), (969, 19430), (986, 19095), (1005, 18734), (1102, 17085), (1139, 16530), (1273, 14790), (1479, 12730), (1615, 11658), (1653, 11390), (1938, 9715), (1943, 9690), (2010, 9367), (2278, 8265), (2465, 7638), (2546, 7395), (2755, 6834), (2958, 6365), (3230, 5829), (3306, 5695), (3417, 5510), (3819, 4930), (3886, 4845)]