15553260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1303

約数の個数: 72

約数和(自身を含む): 47882016

約数和(自身を除く): 32328756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1217, 1278, 1420, 2130, 2434, 2556, 3195, 3651, 4260, 4868, 6085, 6390, 7302, 10953, 12170, 12780, 14604, 18255, 21906, 24340, 36510, 43812, 54765, 73020, 86407, 109530, 172814, 219060, 259221, 345628, 432035, 518442, 777663, 864070, 1036884, 1296105, 1555326, 1728140, 2592210, 3110652, 3888315, 5184420, 7776630, 15553260]

約数ペア:

[(1, 15553260), (2, 7776630), (3, 5184420), (4, 3888315), (5, 3110652), (6, 2592210), (9, 1728140), (10, 1555326), (12, 1296105), (15, 1036884), (18, 864070), (20, 777663), (30, 518442), (36, 432035), (45, 345628), (60, 259221), (71, 219060), (90, 172814), (142, 109530), (180, 86407), (213, 73020), (284, 54765), (355, 43812), (426, 36510), (639, 24340), (710, 21906), (852, 18255), (1065, 14604), (1217, 12780), (1278, 12170), (1420, 10953), (2130, 7302), (2434, 6390), (2556, 6085), (3195, 4868), (3651, 4260)]