138877380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{8669}}^1$

素因数の和:8773

約数の個数: 72

約数和(自身を含む): 426043800

約数和(自身を除く): 287166420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 8669, 16020, 17338, 26007, 34676, 43345, 52014, 78021, 86690, 104028, 130035, 156042, 173380, 260070, 312084, 390105, 520140, 771541, 780210, 1543082, 1560420, 2314623, 3086164, 3857705, 4629246, 6943869, 7715410, 9258492, 11573115, 13887738, 15430820, 23146230, 27775476, 34719345, 46292460, 69438690, 138877380]

約数ペア:

[(1, 138877380), (2, 69438690), (3, 46292460), (4, 34719345), (5, 27775476), (6, 23146230), (9, 15430820), (10, 13887738), (12, 11573115), (15, 9258492), (18, 7715410), (20, 6943869), (30, 4629246), (36, 3857705), (45, 3086164), (60, 2314623), (89, 1560420), (90, 1543082), (178, 780210), (180, 771541), (267, 520140), (356, 390105), (445, 312084), (534, 260070), (801, 173380), (890, 156042), (1068, 130035), (1335, 104028), (1602, 86690), (1780, 78021), (2670, 52014), (3204, 43345), (4005, 34676), (5340, 26007), (8010, 17338), (8669, 16020)]