714840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:81

約数の個数: 128

約数和(自身を含む): 2626560

約数和(自身を除く): 1911720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 37, 40, 42, 46, 56, 60, 69, 70, 74, 84, 92, 105, 111, 115, 120, 138, 140, 148, 161, 168, 184, 185, 210, 222, 230, 259, 276, 280, 296, 322, 345, 370, 420, 444, 460, 483, 518, 552, 555, 644, 690, 740, 777, 805, 840, 851, 888, 920, 966, 1036, 1110, 1288, 1295, 1380, 1480, 1554, 1610, 1702, 1932, 2072, 2220, 2415, 2553, 2590, 2760, 3108, 3220, 3404, 3864, 3885, 4255, 4440, 4830, 5106, 5180, 5957, 6216, 6440, 6808, 7770, 8510, 9660, 10212, 10360, 11914, 12765, 15540, 17020, 17871, 19320, 20424, 23828, 25530, 29785, 31080, 34040, 35742, 47656, 51060, 59570, 71484, 89355, 102120, 119140, 142968, 178710, 238280, 357420, 714840]

約数ペア:

[(1, 714840), (2, 357420), (3, 238280), (4, 178710), (5, 142968), (6, 119140), (7, 102120), (8, 89355), (10, 71484), (12, 59570), (14, 51060), (15, 47656), (20, 35742), (21, 34040), (23, 31080), (24, 29785), (28, 25530), (30, 23828), (35, 20424), (37, 19320), (40, 17871), (42, 17020), (46, 15540), (56, 12765), (60, 11914), (69, 10360), (70, 10212), (74, 9660), (84, 8510), (92, 7770), (105, 6808), (111, 6440), (115, 6216), (120, 5957), (138, 5180), (140, 5106), (148, 4830), (161, 4440), (168, 4255), (184, 3885), (185, 3864), (210, 3404), (222, 3220), (230, 3108), (259, 2760), (276, 2590), (280, 2553), (296, 2415), (322, 2220), (345, 2072), (370, 1932), (420, 1702), (444, 1610), (460, 1554), (483, 1480), (518, 1380), (552, 1295), (555, 1288), (644, 1110), (690, 1036), (740, 966), (777, 920), (805, 888), (840, 851)]