74541420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2081}}^1$

素因数の和:2295

約数の個数: 72

約数和(自身を含む): 227354400

約数和(自身を除く): 152812980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2081, 2388, 2985, 3582, 3980, 4162, 5970, 6243, 7164, 8324, 8955, 10405, 11940, 12486, 17910, 18729, 20810, 24972, 31215, 35820, 37458, 41620, 62430, 74916, 93645, 124860, 187290, 374580, 414119, 828238, 1242357, 1656476, 2070595, 2484714, 3727071, 4141190, 4969428, 6211785, 7454142, 8282380, 12423570, 14908284, 18635355, 24847140, 37270710, 74541420]

約数ペア:

[(1, 74541420), (2, 37270710), (3, 24847140), (4, 18635355), (5, 14908284), (6, 12423570), (9, 8282380), (10, 7454142), (12, 6211785), (15, 4969428), (18, 4141190), (20, 3727071), (30, 2484714), (36, 2070595), (45, 1656476), (60, 1242357), (90, 828238), (180, 414119), (199, 374580), (398, 187290), (597, 124860), (796, 93645), (995, 74916), (1194, 62430), (1791, 41620), (1990, 37458), (2081, 35820), (2388, 31215), (2985, 24972), (3582, 20810), (3980, 18729), (4162, 17910), (5970, 12486), (6243, 11940), (7164, 10405), (8324, 8955)]