18728010

素因数分解:

$2^1\times 3^6\times 5^1\times 7^1\times {\mathrm{367}}^1$

素因数の和:399

約数の個数: 112

約数和(自身を含む): 57920256

約数和(自身を除く): 39192246

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 243, 270, 315, 367, 378, 405, 486, 567, 630, 729, 734, 810, 945, 1101, 1134, 1215, 1458, 1701, 1835, 1890, 2202, 2430, 2569, 2835, 3303, 3402, 3645, 3670, 5103, 5138, 5505, 5670, 6606, 7290, 7707, 8505, 9909, 10206, 11010, 12845, 15414, 16515, 17010, 19818, 23121, 25515, 25690, 29727, 33030, 38535, 46242, 49545, 51030, 59454, 69363, 77070, 89181, 99090, 115605, 138726, 148635, 178362, 208089, 231210, 267543, 297270, 346815, 416178, 445905, 535086, 624267, 693630, 891810, 1040445, 1248534, 1337715, 1872801, 2080890, 2675430, 3121335, 3745602, 6242670, 9364005, 18728010]

約数ペア:

[(1, 18728010), (2, 9364005), (3, 6242670), (5, 3745602), (6, 3121335), (7, 2675430), (9, 2080890), (10, 1872801), (14, 1337715), (15, 1248534), (18, 1040445), (21, 891810), (27, 693630), (30, 624267), (35, 535086), (42, 445905), (45, 416178), (54, 346815), (63, 297270), (70, 267543), (81, 231210), (90, 208089), (105, 178362), (126, 148635), (135, 138726), (162, 115605), (189, 99090), (210, 89181), (243, 77070), (270, 69363), (315, 59454), (367, 51030), (378, 49545), (405, 46242), (486, 38535), (567, 33030), (630, 29727), (729, 25690), (734, 25515), (810, 23121), (945, 19818), (1101, 17010), (1134, 16515), (1215, 15414), (1458, 12845), (1701, 11010), (1835, 10206), (1890, 9909), (2202, 8505), (2430, 7707), (2569, 7290), (2835, 6606), (3303, 5670), (3402, 5505), (3645, 5138), (3670, 5103)]