121438260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4139}}^1$

素因数の和:4317

約数の個数: 72

約数和(自身を含む): 370712160

約数和(自身を除く): 249273900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1467, 1630, 1956, 2445, 2934, 3260, 4139, 4890, 5868, 7335, 8278, 9780, 12417, 14670, 16556, 20695, 24834, 29340, 37251, 41390, 49668, 62085, 74502, 82780, 124170, 149004, 186255, 248340, 372510, 674657, 745020, 1349314, 2023971, 2698628, 3373285, 4047942, 6071913, 6746570, 8095884, 10119855, 12143826, 13493140, 20239710, 24287652, 30359565, 40479420, 60719130, 121438260]

約数ペア:

[(1, 121438260), (2, 60719130), (3, 40479420), (4, 30359565), (5, 24287652), (6, 20239710), (9, 13493140), (10, 12143826), (12, 10119855), (15, 8095884), (18, 6746570), (20, 6071913), (30, 4047942), (36, 3373285), (45, 2698628), (60, 2023971), (90, 1349314), (163, 745020), (180, 674657), (326, 372510), (489, 248340), (652, 186255), (815, 149004), (978, 124170), (1467, 82780), (1630, 74502), (1956, 62085), (2445, 49668), (2934, 41390), (3260, 37251), (4139, 29340), (4890, 24834), (5868, 20695), (7335, 16556), (8278, 14670), (9780, 12417)]