297840780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{551557}}^1$

素因数の和:551575

約数の個数: 48

約数和(自身を含む): 926617440

約数和(自身を除く): 628776660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 551557, 1103114, 1654671, 2206228, 2757785, 3309342, 4964013, 5515570, 6618684, 8273355, 9928026, 11031140, 14892039, 16546710, 19856052, 24820065, 29784078, 33093420, 49640130, 59568156, 74460195, 99280260, 148920390, 297840780]

約数ペア:

[(1, 297840780), (2, 148920390), (3, 99280260), (4, 74460195), (5, 59568156), (6, 49640130), (9, 33093420), (10, 29784078), (12, 24820065), (15, 19856052), (18, 16546710), (20, 14892039), (27, 11031140), (30, 9928026), (36, 8273355), (45, 6618684), (54, 5515570), (60, 4964013), (90, 3309342), (108, 2757785), (135, 2206228), (180, 1654671), (270, 1103114), (540, 551557)]