72201976

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 184320000

約数和(自身を除く): 112118024

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 124, 133, 152, 154, 199, 209, 217, 248, 266, 308, 341, 398, 418, 434, 532, 589, 616, 682, 796, 836, 868, 1064, 1178, 1364, 1393, 1463, 1592, 1672, 1736, 2189, 2356, 2387, 2728, 2786, 2926, 3781, 4123, 4378, 4712, 4774, 5572, 5852, 6169, 6479, 7562, 8246, 8756, 9548, 11144, 11704, 12338, 12958, 15124, 15323, 16492, 17512, 19096, 24676, 25916, 26467, 30248, 30646, 32984, 41591, 43183, 45353, 49352, 51832, 52934, 61292, 67859, 83182, 86366, 90706, 105868, 117211, 122584, 135718, 166364, 172732, 181412, 211736, 234422, 271436, 291137, 332728, 345464, 362824, 468844, 475013, 542872, 582274, 820477, 937688, 950026, 1164548, 1289321, 1640954, 1900052, 2329096, 2578642, 3281908, 3800104, 5157284, 6563816, 9025247, 10314568, 18050494, 36100988, 72201976]

約数ペア:

[(1, 72201976), (2, 36100988), (4, 18050494), (7, 10314568), (8, 9025247), (11, 6563816), (14, 5157284), (19, 3800104), (22, 3281908), (28, 2578642), (31, 2329096), (38, 1900052), (44, 1640954), (56, 1289321), (62, 1164548), (76, 950026), (77, 937688), (88, 820477), (124, 582274), (133, 542872), (152, 475013), (154, 468844), (199, 362824), (209, 345464), (217, 332728), (248, 291137), (266, 271436), (308, 234422), (341, 211736), (398, 181412), (418, 172732), (434, 166364), (532, 135718), (589, 122584), (616, 117211), (682, 105868), (796, 90706), (836, 86366), (868, 83182), (1064, 67859), (1178, 61292), (1364, 52934), (1393, 51832), (1463, 49352), (1592, 45353), (1672, 43183), (1736, 41591), (2189, 32984), (2356, 30646), (2387, 30248), (2728, 26467), (2786, 25916), (2926, 24676), (3781, 19096), (4123, 17512), (4378, 16492), (4712, 15323), (4774, 15124), (5572, 12958), (5852, 12338), (6169, 11704), (6479, 11144), (7562, 9548), (8246, 8756)]