18927969120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13144423}}^1$

素因数の和:13144444

約数の個数: 72

約数和(自身を含む): 64591699536

約数和(自身を除く): 45663730416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13144423, 26288846, 39433269, 52577692, 65722115, 78866538, 105155384, 118299807, 131444230, 157733076, 197166345, 210310768, 236599614, 262888460, 315466152, 394332690, 420621536, 473199228, 525776920, 591499035, 630932304, 788665380, 946398456, 1051553840, 1182998070, 1261864608, 1577330760, 1892796912, 2103107680, 2365996140, 3154661520, 3785593824, 4731992280, 6309323040, 9463984560, 18927969120]

約数ペア:

[(1, 18927969120), (2, 9463984560), (3, 6309323040), (4, 4731992280), (5, 3785593824), (6, 3154661520), (8, 2365996140), (9, 2103107680), (10, 1892796912), (12, 1577330760), (15, 1261864608), (16, 1182998070), (18, 1051553840), (20, 946398456), (24, 788665380), (30, 630932304), (32, 591499035), (36, 525776920), (40, 473199228), (45, 420621536), (48, 394332690), (60, 315466152), (72, 262888460), (80, 236599614), (90, 210310768), (96, 197166345), (120, 157733076), (144, 131444230), (160, 118299807), (180, 105155384), (240, 78866538), (288, 65722115), (360, 52577692), (480, 39433269), (720, 26288846), (1440, 13144423)]