142000740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{449}}^1$

素因数の和:722

約数の個数: 144

約数和(自身を含む): 495331200

約数和(自身を除く): 353330460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 251, 252, 315, 420, 449, 502, 630, 753, 898, 1004, 1255, 1260, 1347, 1506, 1757, 1796, 2245, 2259, 2510, 2694, 3012, 3143, 3514, 3765, 4041, 4490, 4518, 5020, 5271, 5388, 6286, 6735, 7028, 7530, 8082, 8785, 8980, 9036, 9429, 10542, 11295, 12572, 13470, 15060, 15715, 15813, 16164, 17570, 18858, 20205, 21084, 22590, 26355, 26940, 28287, 31430, 31626, 35140, 37716, 40410, 45180, 47145, 52710, 56574, 62860, 63252, 79065, 80820, 94290, 105420, 112699, 113148, 141435, 158130, 188580, 225398, 282870, 316260, 338097, 450796, 563495, 565740, 676194, 788893, 1014291, 1126990, 1352388, 1577786, 1690485, 2028582, 2253980, 2366679, 3155572, 3380970, 3944465, 4057164, 4733358, 5071455, 6761940, 7100037, 7888930, 9466716, 10142910, 11833395, 14200074, 15777860, 20285820, 23666790, 28400148, 35500185, 47333580, 71000370, 142000740]

約数ペア:

[(1, 142000740), (2, 71000370), (3, 47333580), (4, 35500185), (5, 28400148), (6, 23666790), (7, 20285820), (9, 15777860), (10, 14200074), (12, 11833395), (14, 10142910), (15, 9466716), (18, 7888930), (20, 7100037), (21, 6761940), (28, 5071455), (30, 4733358), (35, 4057164), (36, 3944465), (42, 3380970), (45, 3155572), (60, 2366679), (63, 2253980), (70, 2028582), (84, 1690485), (90, 1577786), (105, 1352388), (126, 1126990), (140, 1014291), (180, 788893), (210, 676194), (251, 565740), (252, 563495), (315, 450796), (420, 338097), (449, 316260), (502, 282870), (630, 225398), (753, 188580), (898, 158130), (1004, 141435), (1255, 113148), (1260, 112699), (1347, 105420), (1506, 94290), (1757, 80820), (1796, 79065), (2245, 63252), (2259, 62860), (2510, 56574), (2694, 52710), (3012, 47145), (3143, 45180), (3514, 40410), (3765, 37716), (4041, 35140), (4490, 31626), (4518, 31430), (5020, 28287), (5271, 26940), (5388, 26355), (6286, 22590), (6735, 21084), (7028, 20205), (7530, 18858), (8082, 17570), (8785, 16164), (8980, 15813), (9036, 15715), (9429, 15060), (10542, 13470), (11295, 12572)]