499533580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:576

約数の個数: 144

約数和(自身を含む): 1331092224

約数和(自身を除く): 831558644

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 169, 172, 182, 215, 260, 301, 338, 364, 430, 455, 491, 559, 602, 676, 845, 860, 910, 982, 1118, 1183, 1204, 1505, 1690, 1820, 1964, 2236, 2366, 2455, 2795, 3010, 3380, 3437, 3913, 4732, 4910, 5590, 5915, 6020, 6383, 6874, 7267, 7826, 9820, 11180, 11830, 12766, 13748, 14534, 15652, 17185, 19565, 21113, 23660, 25532, 29068, 31915, 34370, 36335, 39130, 42226, 44681, 50869, 63830, 68740, 72670, 78260, 82979, 84452, 89362, 101738, 105565, 127660, 145340, 147791, 165958, 178724, 203476, 211130, 223405, 254345, 274469, 295582, 331916, 414895, 422260, 446810, 508690, 548938, 580853, 591164, 738955, 829790, 893620, 1017380, 1097876, 1161706, 1372345, 1477910, 1659580, 1921283, 2323412, 2744690, 2904265, 2955820, 3568097, 3842566, 5489380, 5808530, 7136194, 7685132, 9606415, 11617060, 14272388, 17840485, 19212830, 24976679, 35680970, 38425660, 49953358, 71361940, 99906716, 124883395, 249766790, 499533580]

約数ペア:

[(1, 499533580), (2, 249766790), (4, 124883395), (5, 99906716), (7, 71361940), (10, 49953358), (13, 38425660), (14, 35680970), (20, 24976679), (26, 19212830), (28, 17840485), (35, 14272388), (43, 11617060), (52, 9606415), (65, 7685132), (70, 7136194), (86, 5808530), (91, 5489380), (130, 3842566), (140, 3568097), (169, 2955820), (172, 2904265), (182, 2744690), (215, 2323412), (260, 1921283), (301, 1659580), (338, 1477910), (364, 1372345), (430, 1161706), (455, 1097876), (491, 1017380), (559, 893620), (602, 829790), (676, 738955), (845, 591164), (860, 580853), (910, 548938), (982, 508690), (1118, 446810), (1183, 422260), (1204, 414895), (1505, 331916), (1690, 295582), (1820, 274469), (1964, 254345), (2236, 223405), (2366, 211130), (2455, 203476), (2795, 178724), (3010, 165958), (3380, 147791), (3437, 145340), (3913, 127660), (4732, 105565), (4910, 101738), (5590, 89362), (5915, 84452), (6020, 82979), (6383, 78260), (6874, 72670), (7267, 68740), (7826, 63830), (9820, 50869), (11180, 44681), (11830, 42226), (12766, 39130), (13748, 36335), (14534, 34370), (15652, 31915), (17185, 29068), (19565, 25532), (21113, 23660)]