15945790720

素因数分解:

$2^8\times 5^1\times {\mathrm{1877}}^1\times {\mathrm{6637}}^1$

素因数の和:8535

約数の個数: 72

約数和(自身を含む): 38221258824

約数和(自身を除く): 22275468104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1877, 3754, 6637, 7508, 9385, 13274, 15016, 18770, 26548, 30032, 33185, 37540, 53096, 60064, 66370, 75080, 106192, 120128, 132740, 150160, 212384, 240256, 265480, 300320, 424768, 480512, 530960, 600640, 849536, 1061920, 1201280, 1699072, 2123840, 2402560, 4247680, 8495360, 12457649, 24915298, 49830596, 62288245, 99661192, 124576490, 199322384, 249152980, 398644768, 498305960, 797289536, 996611920, 1594579072, 1993223840, 3189158144, 3986447680, 7972895360, 15945790720]

約数ペア:

[(1, 15945790720), (2, 7972895360), (4, 3986447680), (5, 3189158144), (8, 1993223840), (10, 1594579072), (16, 996611920), (20, 797289536), (32, 498305960), (40, 398644768), (64, 249152980), (80, 199322384), (128, 124576490), (160, 99661192), (256, 62288245), (320, 49830596), (640, 24915298), (1280, 12457649), (1877, 8495360), (3754, 4247680), (6637, 2402560), (7508, 2123840), (9385, 1699072), (13274, 1201280), (15016, 1061920), (18770, 849536), (26548, 600640), (30032, 530960), (33185, 480512), (37540, 424768), (53096, 300320), (60064, 265480), (66370, 240256), (75080, 212384), (106192, 150160), (120128, 132740)]