211023900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{78157}}^1$

素因数の和:78180

約数の個数: 72

約数和(自身を含む): 678411440

約数和(自身を除く): 467387540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 78157, 156314, 234471, 312628, 390785, 468942, 703413, 781570, 937884, 1172355, 1406826, 1563140, 1953925, 2110239, 2344710, 2813652, 3517065, 3907850, 4220478, 4689420, 5861775, 7034130, 7815700, 8440956, 10551195, 11723550, 14068260, 17585325, 21102390, 23447100, 35170650, 42204780, 52755975, 70341300, 105511950, 211023900]

約数ペア:

[(1, 211023900), (2, 105511950), (3, 70341300), (4, 52755975), (5, 42204780), (6, 35170650), (9, 23447100), (10, 21102390), (12, 17585325), (15, 14068260), (18, 11723550), (20, 10551195), (25, 8440956), (27, 7815700), (30, 7034130), (36, 5861775), (45, 4689420), (50, 4220478), (54, 3907850), (60, 3517065), (75, 2813652), (90, 2344710), (100, 2110239), (108, 1953925), (135, 1563140), (150, 1406826), (180, 1172355), (225, 937884), (270, 781570), (300, 703413), (450, 468942), (540, 390785), (675, 312628), (900, 234471), (1350, 156314), (2700, 78157)]