18755310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 128

約数和(自身を含む): 55148544

約数和(自身を除く): 36393234

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 43, 62, 67, 70, 86, 93, 105, 129, 134, 155, 186, 201, 210, 215, 217, 258, 301, 310, 335, 402, 430, 434, 465, 469, 602, 645, 651, 670, 903, 930, 938, 1005, 1085, 1290, 1302, 1333, 1407, 1505, 1806, 2010, 2077, 2170, 2345, 2666, 2814, 2881, 3010, 3255, 3999, 4154, 4515, 4690, 5762, 6231, 6510, 6665, 7035, 7998, 8643, 9030, 9331, 10385, 12462, 13330, 14070, 14405, 14539, 17286, 18662, 19995, 20167, 20770, 27993, 28810, 29078, 31155, 39990, 40334, 43215, 43617, 46655, 55986, 60501, 62310, 72695, 86430, 87234, 89311, 93310, 100835, 121002, 139965, 145390, 178622, 201670, 218085, 267933, 279930, 302505, 436170, 446555, 535866, 605010, 625177, 893110, 1250354, 1339665, 1875531, 2679330, 3125885, 3751062, 6251770, 9377655, 18755310]

約数ペア:

[(1, 18755310), (2, 9377655), (3, 6251770), (5, 3751062), (6, 3125885), (7, 2679330), (10, 1875531), (14, 1339665), (15, 1250354), (21, 893110), (30, 625177), (31, 605010), (35, 535866), (42, 446555), (43, 436170), (62, 302505), (67, 279930), (70, 267933), (86, 218085), (93, 201670), (105, 178622), (129, 145390), (134, 139965), (155, 121002), (186, 100835), (201, 93310), (210, 89311), (215, 87234), (217, 86430), (258, 72695), (301, 62310), (310, 60501), (335, 55986), (402, 46655), (430, 43617), (434, 43215), (465, 40334), (469, 39990), (602, 31155), (645, 29078), (651, 28810), (670, 27993), (903, 20770), (930, 20167), (938, 19995), (1005, 18662), (1085, 17286), (1290, 14539), (1302, 14405), (1333, 14070), (1407, 13330), (1505, 12462), (1806, 10385), (2010, 9331), (2077, 9030), (2170, 8643), (2345, 7998), (2666, 7035), (2814, 6665), (2881, 6510), (3010, 6231), (3255, 5762), (3999, 4690), (4154, 4515)]