31305300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 102076800

約数和(自身を除く): 70771500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 25, 26, 30, 39, 46, 50, 52, 60, 65, 69, 75, 78, 92, 100, 115, 130, 138, 150, 156, 195, 230, 260, 276, 299, 300, 325, 345, 349, 390, 460, 575, 598, 650, 690, 698, 780, 897, 975, 1047, 1150, 1196, 1300, 1380, 1396, 1495, 1725, 1745, 1794, 1950, 2094, 2300, 2990, 3450, 3490, 3588, 3900, 4188, 4485, 4537, 5235, 5980, 6900, 6980, 7475, 8027, 8725, 8970, 9074, 10470, 13611, 14950, 16054, 17450, 17940, 18148, 20940, 22425, 22685, 24081, 26175, 27222, 29900, 32108, 34900, 40135, 44850, 45370, 48162, 52350, 54444, 68055, 80270, 89700, 90740, 96324, 104351, 104700, 113425, 120405, 136110, 160540, 200675, 208702, 226850, 240810, 272220, 313053, 340275, 401350, 417404, 453700, 481620, 521755, 602025, 626106, 680550, 802700, 1043510, 1204050, 1252212, 1361100, 1565265, 2087020, 2408100, 2608775, 3130530, 5217550, 6261060, 7826325, 10435100, 15652650, 31305300]

約数ペア:

[(1, 31305300), (2, 15652650), (3, 10435100), (4, 7826325), (5, 6261060), (6, 5217550), (10, 3130530), (12, 2608775), (13, 2408100), (15, 2087020), (20, 1565265), (23, 1361100), (25, 1252212), (26, 1204050), (30, 1043510), (39, 802700), (46, 680550), (50, 626106), (52, 602025), (60, 521755), (65, 481620), (69, 453700), (75, 417404), (78, 401350), (92, 340275), (100, 313053), (115, 272220), (130, 240810), (138, 226850), (150, 208702), (156, 200675), (195, 160540), (230, 136110), (260, 120405), (276, 113425), (299, 104700), (300, 104351), (325, 96324), (345, 90740), (349, 89700), (390, 80270), (460, 68055), (575, 54444), (598, 52350), (650, 48162), (690, 45370), (698, 44850), (780, 40135), (897, 34900), (975, 32108), (1047, 29900), (1150, 27222), (1196, 26175), (1300, 24081), (1380, 22685), (1396, 22425), (1495, 20940), (1725, 18148), (1745, 17940), (1794, 17450), (1950, 16054), (2094, 14950), (2300, 13611), (2990, 10470), (3450, 9074), (3490, 8970), (3588, 8725), (3900, 8027), (4188, 7475), (4485, 6980), (4537, 6900), (5235, 5980)]