128972460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{2339}}^1$

素因数の和:3270

約数の個数: 48

約数和(自身を含む): 361670400

約数和(自身を除く): 232697940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 919, 1838, 2339, 2757, 3676, 4595, 4678, 5514, 7017, 9190, 9356, 11028, 11695, 13785, 14034, 18380, 23390, 27570, 28068, 35085, 46780, 55140, 70170, 140340, 2149541, 4299082, 6448623, 8598164, 10747705, 12897246, 21495410, 25794492, 32243115, 42990820, 64486230, 128972460]

約数ペア:

[(1, 128972460), (2, 64486230), (3, 42990820), (4, 32243115), (5, 25794492), (6, 21495410), (10, 12897246), (12, 10747705), (15, 8598164), (20, 6448623), (30, 4299082), (60, 2149541), (919, 140340), (1838, 70170), (2339, 55140), (2757, 46780), (3676, 35085), (4595, 28068), (4678, 27570), (5514, 23390), (7017, 18380), (9190, 14034), (9356, 13785), (11028, 11695)]