31240080

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{1607}}^1$

素因数の和:1635

約数の個数: 120

約数和(自身を含む): 108868032

約数和(自身を除く): 77627952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1607, 1620, 1944, 2160, 2430, 3214, 3240, 3888, 4821, 4860, 6428, 6480, 8035, 9642, 9720, 12856, 14463, 16070, 19284, 19440, 24105, 25712, 28926, 32140, 38568, 43389, 48210, 57852, 64280, 72315, 77136, 86778, 96420, 115704, 128560, 130167, 144630, 173556, 192840, 216945, 231408, 260334, 289260, 347112, 385680, 390501, 433890, 520668, 578520, 650835, 694224, 781002, 867780, 1041336, 1157040, 1301670, 1562004, 1735560, 1952505, 2082672, 2603340, 3124008, 3471120, 3905010, 5206680, 6248016, 7810020, 10413360, 15620040, 31240080]

約数ペア:

[(1, 31240080), (2, 15620040), (3, 10413360), (4, 7810020), (5, 6248016), (6, 5206680), (8, 3905010), (9, 3471120), (10, 3124008), (12, 2603340), (15, 2082672), (16, 1952505), (18, 1735560), (20, 1562004), (24, 1301670), (27, 1157040), (30, 1041336), (36, 867780), (40, 781002), (45, 694224), (48, 650835), (54, 578520), (60, 520668), (72, 433890), (80, 390501), (81, 385680), (90, 347112), (108, 289260), (120, 260334), (135, 231408), (144, 216945), (162, 192840), (180, 173556), (216, 144630), (240, 130167), (243, 128560), (270, 115704), (324, 96420), (360, 86778), (405, 77136), (432, 72315), (486, 64280), (540, 57852), (648, 48210), (720, 43389), (810, 38568), (972, 32140), (1080, 28926), (1215, 25712), (1296, 24105), (1607, 19440), (1620, 19284), (1944, 16070), (2160, 14463), (2430, 12856), (3214, 9720), (3240, 9642), (3888, 8035), (4821, 6480), (4860, 6428)]