254348460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8669}}^1$

素因数の和:8847

約数の個数: 72

約数和(自身を含む): 776346480

約数和(自身を除く): 521998020

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, 4890, 5868, 7335, 8669, 9780, 14670, 17338, 26007, 29340, 34676, 43345, 52014, 78021, 86690, 104028, 130035, 156042, 173380, 260070, 312084, 390105, 520140, 780210, 1413047, 1560420, 2826094, 4239141, 5652188, 7065235, 8478282, 12717423, 14130470, 16956564, 21195705, 25434846, 28260940, 42391410, 50869692, 63587115, 84782820, 127174230, 254348460]

約数ペア:

[(1, 254348460), (2, 127174230), (3, 84782820), (4, 63587115), (5, 50869692), (6, 42391410), (9, 28260940), (10, 25434846), (12, 21195705), (15, 16956564), (18, 14130470), (20, 12717423), (30, 8478282), (36, 7065235), (45, 5652188), (60, 4239141), (90, 2826094), (163, 1560420), (180, 1413047), (326, 780210), (489, 520140), (652, 390105), (815, 312084), (978, 260070), (1467, 173380), (1630, 156042), (1956, 130035), (2445, 104028), (2934, 86690), (3260, 78021), (4890, 52014), (5868, 43345), (7335, 34676), (8669, 29340), (9780, 26007), (14670, 17338)]