328804760

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^2\times {\mathrm{479}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 747057600

約数和(自身を除く): 418252840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 479, 524, 655, 958, 1048, 1310, 1916, 2395, 2620, 3832, 4790, 5240, 9580, 17161, 19160, 34322, 62749, 68644, 85805, 125498, 137288, 171610, 250996, 313745, 343220, 501992, 627490, 686440, 1254980, 2509960, 8220119, 16440238, 32880476, 41100595, 65760952, 82201190, 164402380, 328804760]

約数ペア:

[(1, 328804760), (2, 164402380), (4, 82201190), (5, 65760952), (8, 41100595), (10, 32880476), (20, 16440238), (40, 8220119), (131, 2509960), (262, 1254980), (479, 686440), (524, 627490), (655, 501992), (958, 343220), (1048, 313745), (1310, 250996), (1916, 171610), (2395, 137288), (2620, 125498), (3832, 85805), (4790, 68644), (5240, 62749), (9580, 34322), (17161, 19160)]