204654720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{106591}}^1$

素因数の和:106613

約数の個数: 64

約数和(自身を含む): 652343040

約数和(自身を除く): 447688320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 106591, 213182, 319773, 426364, 532955, 639546, 852728, 1065910, 1279092, 1598865, 1705456, 2131820, 2558184, 3197730, 3410912, 4263640, 5116368, 6395460, 6821824, 8527280, 10232736, 12790920, 13643648, 17054560, 20465472, 25581840, 34109120, 40930944, 51163680, 68218240, 102327360, 204654720]

約数ペア:

[(1, 204654720), (2, 102327360), (3, 68218240), (4, 51163680), (5, 40930944), (6, 34109120), (8, 25581840), (10, 20465472), (12, 17054560), (15, 13643648), (16, 12790920), (20, 10232736), (24, 8527280), (30, 6821824), (32, 6395460), (40, 5116368), (48, 4263640), (60, 3410912), (64, 3197730), (80, 2558184), (96, 2131820), (120, 1705456), (128, 1598865), (160, 1279092), (192, 1065910), (240, 852728), (320, 639546), (384, 532955), (480, 426364), (640, 319773), (960, 213182), (1920, 106591)]