18450270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 52565760

約数和(自身を除く): 34115490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 31, 34, 45, 51, 62, 85, 90, 93, 102, 153, 155, 170, 186, 255, 279, 306, 310, 389, 465, 510, 527, 558, 765, 778, 930, 1054, 1167, 1395, 1530, 1581, 1945, 2334, 2635, 2790, 3162, 3501, 3890, 4743, 5270, 5835, 6613, 7002, 7905, 9486, 11670, 12059, 13226, 15810, 17505, 19839, 23715, 24118, 33065, 35010, 36177, 39678, 47430, 59517, 60295, 66130, 72354, 99195, 108531, 119034, 120590, 180885, 198390, 205003, 217062, 297585, 361770, 410006, 542655, 595170, 615009, 1025015, 1085310, 1230018, 1845027, 2050030, 3075045, 3690054, 6150090, 9225135, 18450270]

約数ペア:

[(1, 18450270), (2, 9225135), (3, 6150090), (5, 3690054), (6, 3075045), (9, 2050030), (10, 1845027), (15, 1230018), (17, 1085310), (18, 1025015), (30, 615009), (31, 595170), (34, 542655), (45, 410006), (51, 361770), (62, 297585), (85, 217062), (90, 205003), (93, 198390), (102, 180885), (153, 120590), (155, 119034), (170, 108531), (186, 99195), (255, 72354), (279, 66130), (306, 60295), (310, 59517), (389, 47430), (465, 39678), (510, 36177), (527, 35010), (558, 33065), (765, 24118), (778, 23715), (930, 19839), (1054, 17505), (1167, 15810), (1395, 13226), (1530, 12059), (1581, 11670), (1945, 9486), (2334, 7905), (2635, 7002), (2790, 6613), (3162, 5835), (3501, 5270), (3890, 4743)]