685574280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{211597}}^1$

素因数の和:211620

約数の個数: 80

約数和(自身を含む): 2304302220

約数和(自身を除く): 1618727940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 211597, 423194, 634791, 846388, 1057985, 1269582, 1692776, 1904373, 2115970, 2539164, 3173955, 3808746, 4231940, 5078328, 5713119, 6347910, 7617492, 8463880, 9521865, 11426238, 12695820, 15234984, 17139357, 19043730, 22852476, 25391640, 28565595, 34278714, 38087460, 45704952, 57131190, 68557428, 76174920, 85696785, 114262380, 137114856, 171393570, 228524760, 342787140, 685574280]

約数ペア:

[(1, 685574280), (2, 342787140), (3, 228524760), (4, 171393570), (5, 137114856), (6, 114262380), (8, 85696785), (9, 76174920), (10, 68557428), (12, 57131190), (15, 45704952), (18, 38087460), (20, 34278714), (24, 28565595), (27, 25391640), (30, 22852476), (36, 19043730), (40, 17139357), (45, 15234984), (54, 12695820), (60, 11426238), (72, 9521865), (81, 8463880), (90, 7617492), (108, 6347910), (120, 5713119), (135, 5078328), (162, 4231940), (180, 3808746), (216, 3173955), (270, 2539164), (324, 2115970), (360, 1904373), (405, 1692776), (540, 1269582), (648, 1057985), (810, 846388), (1080, 634791), (1620, 423194), (3240, 211597)]