491369520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{2389}}^1$

素因数の和:3262

約数の個数: 80

約数和(自身を含む): 1525661280

約数和(自身を除く): 1034291760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 857, 1714, 2389, 2571, 3428, 4285, 4778, 5142, 6856, 7167, 8570, 9556, 10284, 11945, 12855, 13712, 14334, 17140, 19112, 20568, 23890, 25710, 28668, 34280, 35835, 38224, 41136, 47780, 51420, 57336, 68560, 71670, 95560, 102840, 114672, 143340, 191120, 205680, 286680, 573360, 2047373, 4094746, 6142119, 8189492, 10236865, 12284238, 16378984, 20473730, 24568476, 30710595, 32757968, 40947460, 49136952, 61421190, 81894920, 98273904, 122842380, 163789840, 245684760, 491369520]

約数ペア:

[(1, 491369520), (2, 245684760), (3, 163789840), (4, 122842380), (5, 98273904), (6, 81894920), (8, 61421190), (10, 49136952), (12, 40947460), (15, 32757968), (16, 30710595), (20, 24568476), (24, 20473730), (30, 16378984), (40, 12284238), (48, 10236865), (60, 8189492), (80, 6142119), (120, 4094746), (240, 2047373), (857, 573360), (1714, 286680), (2389, 205680), (2571, 191120), (3428, 143340), (4285, 114672), (4778, 102840), (5142, 95560), (6856, 71670), (7167, 68560), (8570, 57336), (9556, 51420), (10284, 47780), (11945, 41136), (12855, 38224), (13712, 35835), (14334, 34280), (17140, 28668), (19112, 25710), (20568, 23890)]