18141270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 128

約数和(自身を含む): 53222400

約数和(自身を除く): 35081130

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 43, 49, 70, 82, 86, 98, 105, 123, 129, 147, 205, 210, 215, 245, 246, 258, 287, 294, 301, 343, 410, 430, 490, 574, 602, 615, 645, 686, 735, 861, 903, 1029, 1230, 1290, 1435, 1470, 1505, 1715, 1722, 1763, 1806, 2009, 2058, 2107, 2870, 3010, 3430, 3526, 4018, 4214, 4305, 4515, 5145, 5289, 6027, 6321, 8610, 8815, 9030, 10045, 10290, 10535, 10578, 12054, 12341, 12642, 14063, 14749, 17630, 20090, 21070, 24682, 26445, 28126, 29498, 30135, 31605, 37023, 42189, 44247, 52890, 60270, 61705, 63210, 70315, 73745, 74046, 84378, 86387, 88494, 123410, 140630, 147490, 172774, 185115, 210945, 221235, 259161, 370230, 421890, 431935, 442470, 518322, 604709, 863870, 1209418, 1295805, 1814127, 2591610, 3023545, 3628254, 6047090, 9070635, 18141270]

約数ペア:

[(1, 18141270), (2, 9070635), (3, 6047090), (5, 3628254), (6, 3023545), (7, 2591610), (10, 1814127), (14, 1295805), (15, 1209418), (21, 863870), (30, 604709), (35, 518322), (41, 442470), (42, 431935), (43, 421890), (49, 370230), (70, 259161), (82, 221235), (86, 210945), (98, 185115), (105, 172774), (123, 147490), (129, 140630), (147, 123410), (205, 88494), (210, 86387), (215, 84378), (245, 74046), (246, 73745), (258, 70315), (287, 63210), (294, 61705), (301, 60270), (343, 52890), (410, 44247), (430, 42189), (490, 37023), (574, 31605), (602, 30135), (615, 29498), (645, 28126), (686, 26445), (735, 24682), (861, 21070), (903, 20090), (1029, 17630), (1230, 14749), (1290, 14063), (1435, 12642), (1470, 12341), (1505, 12054), (1715, 10578), (1722, 10535), (1763, 10290), (1806, 10045), (2009, 9030), (2058, 8815), (2107, 8610), (2870, 6321), (3010, 6027), (3430, 5289), (3526, 5145), (4018, 4515), (4214, 4305)]