305975040

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11383}}^1$

素因数の和:11414

約数の個数: 144

約数和(自身を含む): 1116907008

約数和(自身を除く): 810931968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 11383, 13440, 22766, 26880, 34149, 45532, 56915, 68298, 79681, 91064, 113830, 136596, 159362, 170745, 182128, 227660, 239043, 273192, 318724, 341490, 364256, 398405, 455320, 478086, 546384, 637448, 682980, 728512, 796810, 910640, 956172, 1092768, 1195215, 1274896, 1365960, 1457024, 1593620, 1821280, 1912344, 2185536, 2390430, 2549792, 2731920, 2914048, 3187240, 3642560, 3824688, 4371072, 4780860, 5099584, 5463840, 6374480, 7285120, 7649376, 8742144, 9561720, 10199168, 10927680, 12748960, 14570240, 15298752, 19123440, 20398336, 21855360, 25497920, 30597504, 38246880, 43710720, 50995840, 61195008, 76493760, 101991680, 152987520, 305975040]

約数ペア:

[(1, 305975040), (2, 152987520), (3, 101991680), (4, 76493760), (5, 61195008), (6, 50995840), (7, 43710720), (8, 38246880), (10, 30597504), (12, 25497920), (14, 21855360), (15, 20398336), (16, 19123440), (20, 15298752), (21, 14570240), (24, 12748960), (28, 10927680), (30, 10199168), (32, 9561720), (35, 8742144), (40, 7649376), (42, 7285120), (48, 6374480), (56, 5463840), (60, 5099584), (64, 4780860), (70, 4371072), (80, 3824688), (84, 3642560), (96, 3187240), (105, 2914048), (112, 2731920), (120, 2549792), (128, 2390430), (140, 2185536), (160, 1912344), (168, 1821280), (192, 1593620), (210, 1457024), (224, 1365960), (240, 1274896), (256, 1195215), (280, 1092768), (320, 956172), (336, 910640), (384, 796810), (420, 728512), (448, 682980), (480, 637448), (560, 546384), (640, 478086), (672, 455320), (768, 398405), (840, 364256), (896, 341490), (960, 318724), (1120, 273192), (1280, 239043), (1344, 227660), (1680, 182128), (1792, 170745), (1920, 159362), (2240, 136596), (2688, 113830), (3360, 91064), (3840, 79681), (4480, 68298), (5376, 56915), (6720, 45532), (8960, 34149), (11383, 26880), (13440, 22766)]