15726690

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 49144320

約数和(自身を除く): 33417630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 53, 54, 63, 70, 90, 105, 106, 126, 135, 157, 159, 189, 210, 265, 270, 314, 315, 318, 371, 378, 471, 477, 530, 630, 742, 785, 795, 942, 945, 954, 1099, 1113, 1413, 1431, 1570, 1590, 1855, 1890, 2198, 2226, 2355, 2385, 2826, 2862, 3297, 3339, 3710, 4239, 4710, 4770, 5495, 5565, 6594, 6678, 7065, 7155, 8321, 8478, 9891, 10017, 10990, 11130, 14130, 14310, 16485, 16642, 16695, 19782, 20034, 21195, 24963, 29673, 32970, 33390, 41605, 42390, 49455, 49926, 50085, 58247, 59346, 74889, 83210, 98910, 100170, 116494, 124815, 148365, 149778, 174741, 224667, 249630, 291235, 296730, 349482, 374445, 449334, 524223, 582470, 748890, 873705, 1048446, 1123335, 1572669, 1747410, 2246670, 2621115, 3145338, 5242230, 7863345, 15726690]

約数ペア:

[(1, 15726690), (2, 7863345), (3, 5242230), (5, 3145338), (6, 2621115), (7, 2246670), (9, 1747410), (10, 1572669), (14, 1123335), (15, 1048446), (18, 873705), (21, 748890), (27, 582470), (30, 524223), (35, 449334), (42, 374445), (45, 349482), (53, 296730), (54, 291235), (63, 249630), (70, 224667), (90, 174741), (105, 149778), (106, 148365), (126, 124815), (135, 116494), (157, 100170), (159, 98910), (189, 83210), (210, 74889), (265, 59346), (270, 58247), (314, 50085), (315, 49926), (318, 49455), (371, 42390), (378, 41605), (471, 33390), (477, 32970), (530, 29673), (630, 24963), (742, 21195), (785, 20034), (795, 19782), (942, 16695), (945, 16642), (954, 16485), (1099, 14310), (1113, 14130), (1413, 11130), (1431, 10990), (1570, 10017), (1590, 9891), (1855, 8478), (1890, 8321), (2198, 7155), (2226, 7065), (2355, 6678), (2385, 6594), (2826, 5565), (2862, 5495), (3297, 4770), (3339, 4710), (3710, 4239)]