128866560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:968

約数の個数: 144

約数和(自身を含む): 423157056

約数和(自身を除く): 294290496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 256, 296, 320, 370, 384, 444, 480, 555, 592, 640, 740, 768, 888, 907, 960, 1110, 1184, 1280, 1480, 1776, 1814, 1920, 2220, 2368, 2721, 2960, 3552, 3628, 3840, 4440, 4535, 4736, 5442, 5920, 7104, 7256, 8880, 9070, 9472, 10884, 11840, 13605, 14208, 14512, 17760, 18140, 21768, 23680, 27210, 28416, 29024, 33559, 35520, 36280, 43536, 47360, 54420, 58048, 67118, 71040, 72560, 87072, 100677, 108840, 116096, 134236, 142080, 145120, 167795, 174144, 201354, 217680, 232192, 268472, 290240, 335590, 348288, 402708, 435360, 503385, 536944, 580480, 671180, 696576, 805416, 870720, 1006770, 1073888, 1160960, 1342360, 1610832, 1741440, 2013540, 2147776, 2684720, 3221664, 3482880, 4027080, 4295552, 5369440, 6443328, 8054160, 8591104, 10738880, 12886656, 16108320, 21477760, 25773312, 32216640, 42955520, 64433280, 128866560]

約数ペア:

[(1, 128866560), (2, 64433280), (3, 42955520), (4, 32216640), (5, 25773312), (6, 21477760), (8, 16108320), (10, 12886656), (12, 10738880), (15, 8591104), (16, 8054160), (20, 6443328), (24, 5369440), (30, 4295552), (32, 4027080), (37, 3482880), (40, 3221664), (48, 2684720), (60, 2147776), (64, 2013540), (74, 1741440), (80, 1610832), (96, 1342360), (111, 1160960), (120, 1073888), (128, 1006770), (148, 870720), (160, 805416), (185, 696576), (192, 671180), (222, 580480), (240, 536944), (256, 503385), (296, 435360), (320, 402708), (370, 348288), (384, 335590), (444, 290240), (480, 268472), (555, 232192), (592, 217680), (640, 201354), (740, 174144), (768, 167795), (888, 145120), (907, 142080), (960, 134236), (1110, 116096), (1184, 108840), (1280, 100677), (1480, 87072), (1776, 72560), (1814, 71040), (1920, 67118), (2220, 58048), (2368, 54420), (2721, 47360), (2960, 43536), (3552, 36280), (3628, 35520), (3840, 33559), (4440, 29024), (4535, 28416), (4736, 27210), (5442, 23680), (5920, 21768), (7104, 18140), (7256, 17760), (8880, 14512), (9070, 14208), (9472, 13605), (10884, 11840)]