1029420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 3843840

約数和(自身を除く): 2814420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 43, 45, 57, 60, 63, 70, 76, 84, 86, 90, 95, 105, 114, 126, 129, 133, 140, 171, 172, 180, 190, 210, 215, 228, 252, 258, 266, 285, 301, 315, 342, 380, 387, 399, 420, 430, 516, 532, 570, 602, 630, 645, 665, 684, 774, 798, 817, 855, 860, 903, 1140, 1197, 1204, 1260, 1290, 1330, 1505, 1548, 1596, 1634, 1710, 1806, 1935, 1995, 2394, 2451, 2580, 2660, 2709, 3010, 3268, 3420, 3612, 3870, 3990, 4085, 4515, 4788, 4902, 5418, 5719, 5985, 6020, 7353, 7740, 7980, 8170, 9030, 9804, 10836, 11438, 11970, 12255, 13545, 14706, 16340, 17157, 18060, 22876, 23940, 24510, 27090, 28595, 29412, 34314, 36765, 49020, 51471, 54180, 57190, 68628, 73530, 85785, 102942, 114380, 147060, 171570, 205884, 257355, 343140, 514710, 1029420]

約数ペア:

[(1, 1029420), (2, 514710), (3, 343140), (4, 257355), (5, 205884), (6, 171570), (7, 147060), (9, 114380), (10, 102942), (12, 85785), (14, 73530), (15, 68628), (18, 57190), (19, 54180), (20, 51471), (21, 49020), (28, 36765), (30, 34314), (35, 29412), (36, 28595), (38, 27090), (42, 24510), (43, 23940), (45, 22876), (57, 18060), (60, 17157), (63, 16340), (70, 14706), (76, 13545), (84, 12255), (86, 11970), (90, 11438), (95, 10836), (105, 9804), (114, 9030), (126, 8170), (129, 7980), (133, 7740), (140, 7353), (171, 6020), (172, 5985), (180, 5719), (190, 5418), (210, 4902), (215, 4788), (228, 4515), (252, 4085), (258, 3990), (266, 3870), (285, 3612), (301, 3420), (315, 3268), (342, 3010), (380, 2709), (387, 2660), (399, 2580), (420, 2451), (430, 2394), (516, 1995), (532, 1935), (570, 1806), (602, 1710), (630, 1634), (645, 1596), (665, 1548), (684, 1505), (774, 1330), (798, 1290), (817, 1260), (855, 1204), (860, 1197), (903, 1140)]