870240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1$

素因数の和:69

約数の個数: 144

約数和(自身を含む): 3274992

約数和(自身を除く): 2404752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 49, 56, 60, 70, 74, 80, 84, 96, 98, 105, 111, 112, 120, 140, 147, 148, 160, 168, 185, 196, 210, 222, 224, 240, 245, 259, 280, 294, 296, 336, 370, 392, 420, 444, 480, 490, 518, 555, 560, 588, 592, 672, 735, 740, 777, 784, 840, 888, 980, 1036, 1110, 1120, 1176, 1184, 1295, 1470, 1480, 1554, 1568, 1680, 1776, 1813, 1960, 2072, 2220, 2352, 2590, 2940, 2960, 3108, 3360, 3552, 3626, 3885, 3920, 4144, 4440, 4704, 5180, 5439, 5880, 5920, 6216, 7252, 7770, 7840, 8288, 8880, 9065, 10360, 10878, 11760, 12432, 14504, 15540, 17760, 18130, 20720, 21756, 23520, 24864, 27195, 29008, 31080, 36260, 41440, 43512, 54390, 58016, 62160, 72520, 87024, 108780, 124320, 145040, 174048, 217560, 290080, 435120, 870240]

約数ペア:

[(1, 870240), (2, 435120), (3, 290080), (4, 217560), (5, 174048), (6, 145040), (7, 124320), (8, 108780), (10, 87024), (12, 72520), (14, 62160), (15, 58016), (16, 54390), (20, 43512), (21, 41440), (24, 36260), (28, 31080), (30, 29008), (32, 27195), (35, 24864), (37, 23520), (40, 21756), (42, 20720), (48, 18130), (49, 17760), (56, 15540), (60, 14504), (70, 12432), (74, 11760), (80, 10878), (84, 10360), (96, 9065), (98, 8880), (105, 8288), (111, 7840), (112, 7770), (120, 7252), (140, 6216), (147, 5920), (148, 5880), (160, 5439), (168, 5180), (185, 4704), (196, 4440), (210, 4144), (222, 3920), (224, 3885), (240, 3626), (245, 3552), (259, 3360), (280, 3108), (294, 2960), (296, 2940), (336, 2590), (370, 2352), (392, 2220), (420, 2072), (444, 1960), (480, 1813), (490, 1776), (518, 1680), (555, 1568), (560, 1554), (588, 1480), (592, 1470), (672, 1295), (735, 1184), (740, 1176), (777, 1120), (784, 1110), (840, 1036), (888, 980)]