17281980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1433}}^1$

素因数の和:1515

約数の個数: 72

約数和(自身を含む): 53241552

約数和(自身を除く): 35959572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1340, 1433, 2010, 2412, 2866, 3015, 4020, 4299, 5732, 6030, 7165, 8598, 12060, 12897, 14330, 17196, 21495, 25794, 28660, 42990, 51588, 64485, 85980, 96011, 128970, 192022, 257940, 288033, 384044, 480055, 576066, 864099, 960110, 1152132, 1440165, 1728198, 1920220, 2880330, 3456396, 4320495, 5760660, 8640990, 17281980]

約数ペア:

[(1, 17281980), (2, 8640990), (3, 5760660), (4, 4320495), (5, 3456396), (6, 2880330), (9, 1920220), (10, 1728198), (12, 1440165), (15, 1152132), (18, 960110), (20, 864099), (30, 576066), (36, 480055), (45, 384044), (60, 288033), (67, 257940), (90, 192022), (134, 128970), (180, 96011), (201, 85980), (268, 64485), (335, 51588), (402, 42990), (603, 28660), (670, 25794), (804, 21495), (1005, 17196), (1206, 14330), (1340, 12897), (1433, 12060), (2010, 8598), (2412, 7165), (2866, 6030), (3015, 5732), (4020, 4299)]