557860320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{387403}}^1$

素因数の和:387424

約数の個数: 72

約数和(自身を含む): 1903703256

約数和(自身を除く): 1345842936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 387403, 774806, 1162209, 1549612, 1937015, 2324418, 3099224, 3486627, 3874030, 4648836, 5811045, 6198448, 6973254, 7748060, 9297672, 11622090, 12396896, 13946508, 15496120, 17433135, 18595344, 23244180, 27893016, 30992240, 34866270, 37190688, 46488360, 55786032, 61984480, 69732540, 92976720, 111572064, 139465080, 185953440, 278930160, 557860320]

約数ペア:

[(1, 557860320), (2, 278930160), (3, 185953440), (4, 139465080), (5, 111572064), (6, 92976720), (8, 69732540), (9, 61984480), (10, 55786032), (12, 46488360), (15, 37190688), (16, 34866270), (18, 30992240), (20, 27893016), (24, 23244180), (30, 18595344), (32, 17433135), (36, 15496120), (40, 13946508), (45, 12396896), (48, 11622090), (60, 9297672), (72, 7748060), (80, 6973254), (90, 6198448), (96, 5811045), (120, 4648836), (144, 3874030), (160, 3486627), (180, 3099224), (240, 2324418), (288, 1937015), (360, 1549612), (480, 1162209), (720, 774806), (1440, 387403)]