81929610

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:737

約数の個数: 128

約数和(自身を含む): 253808640

約数和(自身を除く): 171879030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 67, 70, 90, 105, 126, 134, 135, 189, 201, 210, 270, 315, 335, 378, 402, 469, 603, 630, 647, 670, 938, 945, 1005, 1206, 1294, 1407, 1809, 1890, 1941, 2010, 2345, 2814, 3015, 3235, 3618, 3882, 4221, 4529, 4690, 5823, 6030, 6470, 7035, 8442, 9045, 9058, 9705, 11646, 12663, 13587, 14070, 17469, 18090, 19410, 21105, 22645, 25326, 27174, 29115, 34938, 40761, 42210, 43349, 45290, 58230, 63315, 67935, 81522, 86698, 87345, 122283, 126630, 130047, 135870, 174690, 203805, 216745, 244566, 260094, 303443, 390141, 407610, 433490, 606886, 611415, 650235, 780282, 910329, 1170423, 1222830, 1300470, 1517215, 1820658, 1950705, 2340846, 2730987, 3034430, 3901410, 4551645, 5461974, 5852115, 8192961, 9103290, 11704230, 13654935, 16385922, 27309870, 40964805, 81929610]

約数ペア:

[(1, 81929610), (2, 40964805), (3, 27309870), (5, 16385922), (6, 13654935), (7, 11704230), (9, 9103290), (10, 8192961), (14, 5852115), (15, 5461974), (18, 4551645), (21, 3901410), (27, 3034430), (30, 2730987), (35, 2340846), (42, 1950705), (45, 1820658), (54, 1517215), (63, 1300470), (67, 1222830), (70, 1170423), (90, 910329), (105, 780282), (126, 650235), (134, 611415), (135, 606886), (189, 433490), (201, 407610), (210, 390141), (270, 303443), (315, 260094), (335, 244566), (378, 216745), (402, 203805), (469, 174690), (603, 135870), (630, 130047), (647, 126630), (670, 122283), (938, 87345), (945, 86698), (1005, 81522), (1206, 67935), (1294, 63315), (1407, 58230), (1809, 45290), (1890, 43349), (1941, 42210), (2010, 40761), (2345, 34938), (2814, 29115), (3015, 27174), (3235, 25326), (3618, 22645), (3882, 21105), (4221, 19410), (4529, 18090), (4690, 17469), (5823, 14070), (6030, 13587), (6470, 12663), (7035, 11646), (8442, 9705), (9045, 9058)]