279477270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:539

約数の個数: 128

約数和(自身を含む): 791769600

約数和(自身を除く): 512292330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 157, 171, 190, 270, 285, 314, 342, 347, 471, 513, 570, 694, 785, 855, 942, 1026, 1041, 1413, 1570, 1710, 1735, 2082, 2355, 2565, 2826, 2983, 3123, 3470, 4239, 4710, 5130, 5205, 5966, 6246, 6593, 7065, 8478, 8949, 9369, 10410, 13186, 14130, 14915, 15615, 17898, 18738, 19779, 21195, 26847, 29830, 31230, 32965, 39558, 42390, 44745, 46845, 53694, 54479, 59337, 65930, 80541, 89490, 93690, 98895, 108958, 118674, 134235, 161082, 163437, 178011, 197790, 268470, 272395, 296685, 326874, 356022, 402705, 490311, 544790, 593370, 805410, 817185, 890055, 980622, 1035101, 1470933, 1634370, 1780110, 2070202, 2451555, 2941866, 3105303, 4903110, 5175505, 6210606, 7354665, 9315909, 10351010, 14709330, 15526515, 18631818, 27947727, 31053030, 46579545, 55895454, 93159090, 139738635, 279477270]

約数ペア:

[(1, 279477270), (2, 139738635), (3, 93159090), (5, 55895454), (6, 46579545), (9, 31053030), (10, 27947727), (15, 18631818), (18, 15526515), (19, 14709330), (27, 10351010), (30, 9315909), (38, 7354665), (45, 6210606), (54, 5175505), (57, 4903110), (90, 3105303), (95, 2941866), (114, 2451555), (135, 2070202), (157, 1780110), (171, 1634370), (190, 1470933), (270, 1035101), (285, 980622), (314, 890055), (342, 817185), (347, 805410), (471, 593370), (513, 544790), (570, 490311), (694, 402705), (785, 356022), (855, 326874), (942, 296685), (1026, 272395), (1041, 268470), (1413, 197790), (1570, 178011), (1710, 163437), (1735, 161082), (2082, 134235), (2355, 118674), (2565, 108958), (2826, 98895), (2983, 93690), (3123, 89490), (3470, 80541), (4239, 65930), (4710, 59337), (5130, 54479), (5205, 53694), (5966, 46845), (6246, 44745), (6593, 42390), (7065, 39558), (8478, 32965), (8949, 31230), (9369, 29830), (10410, 26847), (13186, 21195), (14130, 19779), (14915, 18738), (15615, 17898)]