172874340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18121}}^1$

素因数の和:18189

約数の個数: 72

約数和(自身を含む): 534309048

約数和(自身を除く): 361434708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 18121, 36242, 54363, 72484, 90605, 108726, 163089, 181210, 217452, 271815, 326178, 362420, 543630, 652356, 815445, 960413, 1087260, 1630890, 1920826, 2881239, 3261780, 3841652, 4802065, 5762478, 8643717, 9604130, 11524956, 14406195, 17287434, 19208260, 28812390, 34574868, 43218585, 57624780, 86437170, 172874340]

約数ペア:

[(1, 172874340), (2, 86437170), (3, 57624780), (4, 43218585), (5, 34574868), (6, 28812390), (9, 19208260), (10, 17287434), (12, 14406195), (15, 11524956), (18, 9604130), (20, 8643717), (30, 5762478), (36, 4802065), (45, 3841652), (53, 3261780), (60, 2881239), (90, 1920826), (106, 1630890), (159, 1087260), (180, 960413), (212, 815445), (265, 652356), (318, 543630), (477, 362420), (530, 326178), (636, 271815), (795, 217452), (954, 181210), (1060, 163089), (1590, 108726), (1908, 90605), (2385, 72484), (3180, 54363), (4770, 36242), (9540, 18121)]