72835840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{739}}^1$

素因数の和:778

約数の個数: 144

約数和(自身を含む): 217808640

約数和(自身を除く): 144972800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 739, 770, 880, 896, 1120, 1232, 1280, 1408, 1478, 1540, 1760, 1792, 2240, 2464, 2816, 2956, 3080, 3520, 3695, 4480, 4928, 5173, 5912, 6160, 7040, 7390, 8129, 8960, 9856, 10346, 11824, 12320, 14080, 14780, 16258, 19712, 20692, 23648, 24640, 25865, 29560, 32516, 40645, 41384, 47296, 49280, 51730, 56903, 59120, 65032, 81290, 82768, 94592, 98560, 103460, 113806, 118240, 130064, 162580, 165536, 189184, 206920, 227612, 236480, 260128, 284515, 325160, 331072, 413840, 455224, 472960, 520256, 569030, 650320, 662144, 827680, 910448, 945920, 1040512, 1138060, 1300640, 1324288, 1655360, 1820896, 2081024, 2276120, 2601280, 3310720, 3641792, 4552240, 5202560, 6621440, 7283584, 9104480, 10405120, 14567168, 18208960, 36417920, 72835840]

約数ペア:

[(1, 72835840), (2, 36417920), (4, 18208960), (5, 14567168), (7, 10405120), (8, 9104480), (10, 7283584), (11, 6621440), (14, 5202560), (16, 4552240), (20, 3641792), (22, 3310720), (28, 2601280), (32, 2276120), (35, 2081024), (40, 1820896), (44, 1655360), (55, 1324288), (56, 1300640), (64, 1138060), (70, 1040512), (77, 945920), (80, 910448), (88, 827680), (110, 662144), (112, 650320), (128, 569030), (140, 520256), (154, 472960), (160, 455224), (176, 413840), (220, 331072), (224, 325160), (256, 284515), (280, 260128), (308, 236480), (320, 227612), (352, 206920), (385, 189184), (440, 165536), (448, 162580), (560, 130064), (616, 118240), (640, 113806), (704, 103460), (739, 98560), (770, 94592), (880, 82768), (896, 81290), (1120, 65032), (1232, 59120), (1280, 56903), (1408, 51730), (1478, 49280), (1540, 47296), (1760, 41384), (1792, 40645), (2240, 32516), (2464, 29560), (2816, 25865), (2956, 24640), (3080, 23648), (3520, 20692), (3695, 19712), (4480, 16258), (4928, 14780), (5173, 14080), (5912, 12320), (6160, 11824), (7040, 10346), (7390, 9856), (8129, 8960)]