818469120

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{30449}}^1$

素因数の和:30480

約数の個数: 144

約数和(自身を含む): 2987510400

約数和(自身を除く): 2169041280

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, 13440, 26880, 30449, 60898, 91347, 121796, 152245, 182694, 213143, 243592, 304490, 365388, 426286, 456735, 487184, 608980, 639429, 730776, 852572, 913470, 974368, 1065715, 1217960, 1278858, 1461552, 1705144, 1826940, 1948736, 2131430, 2435920, 2557716, 2923104, 3197145, 3410288, 3653880, 3897472, 4262860, 4871840, 5115432, 5846208, 6394290, 6820576, 7307760, 7794944, 8525720, 9743680, 10230864, 11692416, 12788580, 13641152, 14615520, 17051440, 19487360, 20461728, 23384832, 25577160, 27282304, 29231040, 34102880, 38974720, 40923456, 51154320, 54564608, 58462080, 68205760, 81846912, 102308640, 116924160, 136411520, 163693824, 204617280, 272823040, 409234560, 818469120]

約数ペア:

[(1, 818469120), (2, 409234560), (3, 272823040), (4, 204617280), (5, 163693824), (6, 136411520), (7, 116924160), (8, 102308640), (10, 81846912), (12, 68205760), (14, 58462080), (15, 54564608), (16, 51154320), (20, 40923456), (21, 38974720), (24, 34102880), (28, 29231040), (30, 27282304), (32, 25577160), (35, 23384832), (40, 20461728), (42, 19487360), (48, 17051440), (56, 14615520), (60, 13641152), (64, 12788580), (70, 11692416), (80, 10230864), (84, 9743680), (96, 8525720), (105, 7794944), (112, 7307760), (120, 6820576), (128, 6394290), (140, 5846208), (160, 5115432), (168, 4871840), (192, 4262860), (210, 3897472), (224, 3653880), (240, 3410288), (256, 3197145), (280, 2923104), (320, 2557716), (336, 2435920), (384, 2131430), (420, 1948736), (448, 1826940), (480, 1705144), (560, 1461552), (640, 1278858), (672, 1217960), (768, 1065715), (840, 974368), (896, 913470), (960, 852572), (1120, 730776), (1280, 639429), (1344, 608980), (1680, 487184), (1792, 456735), (1920, 426286), (2240, 365388), (2688, 304490), (3360, 243592), (3840, 213143), (4480, 182694), (5376, 152245), (6720, 121796), (8960, 91347), (13440, 60898), (26880, 30449)]