18017460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{503}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 55036800

約数和(自身を除く): 37019340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 503, 597, 796, 995, 1006, 1194, 1509, 1791, 1990, 2012, 2388, 2515, 2985, 3018, 3582, 3980, 4527, 5030, 5970, 6036, 7164, 7545, 8955, 9054, 10060, 11940, 15090, 17910, 18108, 22635, 30180, 35820, 45270, 90540, 100097, 200194, 300291, 400388, 500485, 600582, 900873, 1000970, 1201164, 1501455, 1801746, 2001940, 3002910, 3603492, 4504365, 6005820, 9008730, 18017460]

約数ペア:

[(1, 18017460), (2, 9008730), (3, 6005820), (4, 4504365), (5, 3603492), (6, 3002910), (9, 2001940), (10, 1801746), (12, 1501455), (15, 1201164), (18, 1000970), (20, 900873), (30, 600582), (36, 500485), (45, 400388), (60, 300291), (90, 200194), (180, 100097), (199, 90540), (398, 45270), (503, 35820), (597, 30180), (796, 22635), (995, 18108), (1006, 17910), (1194, 15090), (1509, 11940), (1791, 10060), (1990, 9054), (2012, 8955), (2388, 7545), (2515, 7164), (2985, 6036), (3018, 5970), (3582, 5030), (3980, 4527)]