74968320

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{2789}}^1$

素因数の和:2820

約数の個数: 144

約数和(自身を含む): 273732480

約数和(自身を除く): 198764160

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, 2789, 3360, 3840, 4480, 5376, 5578, 6720, 8367, 8960, 11156, 13440, 13945, 16734, 19523, 22312, 26880, 27890, 33468, 39046, 41835, 44624, 55780, 58569, 66936, 78092, 83670, 89248, 97615, 111560, 117138, 133872, 156184, 167340, 178496, 195230, 223120, 234276, 267744, 292845, 312368, 334680, 356992, 390460, 446240, 468552, 535488, 585690, 624736, 669360, 713984, 780920, 892480, 937104, 1070976, 1171380, 1249472, 1338720, 1561840, 1784960, 1874208, 2141952, 2342760, 2498944, 2677440, 3123680, 3569920, 3748416, 4685520, 4997888, 5354880, 6247360, 7496832, 9371040, 10709760, 12494720, 14993664, 18742080, 24989440, 37484160, 74968320]

約数ペア:

[(1, 74968320), (2, 37484160), (3, 24989440), (4, 18742080), (5, 14993664), (6, 12494720), (7, 10709760), (8, 9371040), (10, 7496832), (12, 6247360), (14, 5354880), (15, 4997888), (16, 4685520), (20, 3748416), (21, 3569920), (24, 3123680), (28, 2677440), (30, 2498944), (32, 2342760), (35, 2141952), (40, 1874208), (42, 1784960), (48, 1561840), (56, 1338720), (60, 1249472), (64, 1171380), (70, 1070976), (80, 937104), (84, 892480), (96, 780920), (105, 713984), (112, 669360), (120, 624736), (128, 585690), (140, 535488), (160, 468552), (168, 446240), (192, 390460), (210, 356992), (224, 334680), (240, 312368), (256, 292845), (280, 267744), (320, 234276), (336, 223120), (384, 195230), (420, 178496), (448, 167340), (480, 156184), (560, 133872), (640, 117138), (672, 111560), (768, 97615), (840, 89248), (896, 83670), (960, 78092), (1120, 66936), (1280, 58569), (1344, 55780), (1680, 44624), (1792, 41835), (1920, 39046), (2240, 33468), (2688, 27890), (2789, 26880), (3360, 22312), (3840, 19523), (4480, 16734), (5376, 13945), (5578, 13440), (6720, 11156), (8367, 8960)]