213900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:71

約数の個数: 72

約数和(自身を含む): 666624

約数和(自身を除く): 452724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 31, 46, 50, 60, 62, 69, 75, 92, 93, 100, 115, 124, 138, 150, 155, 186, 230, 276, 300, 310, 345, 372, 460, 465, 575, 620, 690, 713, 775, 930, 1150, 1380, 1426, 1550, 1725, 1860, 2139, 2300, 2325, 2852, 3100, 3450, 3565, 4278, 4650, 6900, 7130, 8556, 9300, 10695, 14260, 17825, 21390, 35650, 42780, 53475, 71300, 106950, 213900]

約数ペア:

[(1, 213900), (2, 106950), (3, 71300), (4, 53475), (5, 42780), (6, 35650), (10, 21390), (12, 17825), (15, 14260), (20, 10695), (23, 9300), (25, 8556), (30, 7130), (31, 6900), (46, 4650), (50, 4278), (60, 3565), (62, 3450), (69, 3100), (75, 2852), (92, 2325), (93, 2300), (100, 2139), (115, 1860), (124, 1725), (138, 1550), (150, 1426), (155, 1380), (186, 1150), (230, 930), (276, 775), (300, 713), (310, 690), (345, 620), (372, 575), (460, 465)]