2611260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 8058960

約数和(自身を除く): 5447700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 163, 178, 180, 267, 326, 356, 445, 489, 534, 652, 801, 815, 890, 978, 1068, 1335, 1467, 1602, 1630, 1780, 1956, 2445, 2670, 2934, 3204, 3260, 4005, 4890, 5340, 5868, 7335, 8010, 9780, 14507, 14670, 16020, 29014, 29340, 43521, 58028, 72535, 87042, 130563, 145070, 174084, 217605, 261126, 290140, 435210, 522252, 652815, 870420, 1305630, 2611260]

約数ペア:

[(1, 2611260), (2, 1305630), (3, 870420), (4, 652815), (5, 522252), (6, 435210), (9, 290140), (10, 261126), (12, 217605), (15, 174084), (18, 145070), (20, 130563), (30, 87042), (36, 72535), (45, 58028), (60, 43521), (89, 29340), (90, 29014), (163, 16020), (178, 14670), (180, 14507), (267, 9780), (326, 8010), (356, 7335), (445, 5868), (489, 5340), (534, 4890), (652, 4005), (801, 3260), (815, 3204), (890, 2934), (978, 2670), (1068, 2445), (1335, 1956), (1467, 1780), (1602, 1630)]