80809470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 260282880

約数和(自身を除く): 179473410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 43, 45, 57, 63, 70, 86, 90, 95, 105, 114, 126, 129, 133, 157, 171, 190, 210, 215, 258, 266, 285, 301, 314, 315, 342, 387, 399, 430, 471, 570, 602, 630, 645, 665, 774, 785, 798, 817, 855, 903, 942, 1099, 1197, 1290, 1330, 1413, 1505, 1570, 1634, 1710, 1806, 1935, 1995, 2198, 2355, 2394, 2451, 2709, 2826, 2983, 3010, 3297, 3870, 3990, 4085, 4515, 4710, 4902, 5418, 5495, 5719, 5966, 5985, 6594, 6751, 7065, 7353, 8170, 8949, 9030, 9891, 10990, 11438, 11970, 12255, 13502, 13545, 14130, 14706, 14915, 16485, 17157, 17898, 19782, 20253, 20881, 24510, 26847, 27090, 28595, 29830, 32970, 33755, 34314, 36765, 40506, 41762, 44745, 47257, 49455, 51471, 53694, 57190, 60759, 62643, 67510, 73530, 85785, 89490, 94514, 98910, 101265, 102942, 104405, 121518, 125286, 128269, 134235, 141771, 171570, 187929, 202530, 208810, 236285, 256538, 257355, 268470, 283542, 303795, 313215, 375858, 384807, 425313, 472570, 514710, 607590, 626430, 641345, 708855, 769614, 850626, 897883, 939645, 1154421, 1282690, 1417710, 1795766, 1879290, 1924035, 2126565, 2308842, 2693649, 3848070, 4253130, 4489415, 5387298, 5772105, 8080947, 8978830, 11544210, 13468245, 16161894, 26936490, 40404735, 80809470]

約数ペア:

[(1, 80809470), (2, 40404735), (3, 26936490), (5, 16161894), (6, 13468245), (7, 11544210), (9, 8978830), (10, 8080947), (14, 5772105), (15, 5387298), (18, 4489415), (19, 4253130), (21, 3848070), (30, 2693649), (35, 2308842), (38, 2126565), (42, 1924035), (43, 1879290), (45, 1795766), (57, 1417710), (63, 1282690), (70, 1154421), (86, 939645), (90, 897883), (95, 850626), (105, 769614), (114, 708855), (126, 641345), (129, 626430), (133, 607590), (157, 514710), (171, 472570), (190, 425313), (210, 384807), (215, 375858), (258, 313215), (266, 303795), (285, 283542), (301, 268470), (314, 257355), (315, 256538), (342, 236285), (387, 208810), (399, 202530), (430, 187929), (471, 171570), (570, 141771), (602, 134235), (630, 128269), (645, 125286), (665, 121518), (774, 104405), (785, 102942), (798, 101265), (817, 98910), (855, 94514), (903, 89490), (942, 85785), (1099, 73530), (1197, 67510), (1290, 62643), (1330, 60759), (1413, 57190), (1505, 53694), (1570, 51471), (1634, 49455), (1710, 47257), (1806, 44745), (1935, 41762), (1995, 40506), (2198, 36765), (2355, 34314), (2394, 33755), (2451, 32970), (2709, 29830), (2826, 28595), (2983, 27090), (3010, 26847), (3297, 24510), (3870, 20881), (3990, 20253), (4085, 19782), (4515, 17898), (4710, 17157), (4902, 16485), (5418, 14915), (5495, 14706), (5719, 14130), (5966, 13545), (5985, 13502), (6594, 12255), (6751, 11970), (7065, 11438), (7353, 10990), (8170, 9891), (8949, 9030)]