240248008

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1579}}^1$

素因数の和:1635

約数の個数: 128

約数和(自身を含む): 637056000

約数和(自身を除く): 396807992

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 19, 22, 26, 28, 38, 44, 52, 56, 76, 77, 88, 91, 104, 133, 143, 152, 154, 182, 209, 247, 266, 286, 308, 364, 418, 494, 532, 572, 616, 728, 836, 988, 1001, 1064, 1144, 1463, 1579, 1672, 1729, 1976, 2002, 2717, 2926, 3158, 3458, 4004, 5434, 5852, 6316, 6916, 8008, 10868, 11053, 11704, 12632, 13832, 17369, 19019, 20527, 21736, 22106, 30001, 34738, 38038, 41054, 44212, 60002, 69476, 76076, 82108, 88424, 120004, 121583, 138952, 143689, 152152, 164216, 210007, 225797, 240008, 243166, 287378, 330011, 390013, 420014, 451594, 486332, 574756, 660022, 780026, 840028, 903188, 972664, 1149512, 1320044, 1560052, 1580579, 1680056, 1806376, 2310077, 2640088, 2730091, 3120104, 3161158, 4290143, 4620154, 5460182, 6322316, 8580286, 9240308, 10920364, 12644632, 17160572, 18480616, 21840728, 30031001, 34321144, 60062002, 120124004, 240248008]

約数ペア:

[(1, 240248008), (2, 120124004), (4, 60062002), (7, 34321144), (8, 30031001), (11, 21840728), (13, 18480616), (14, 17160572), (19, 12644632), (22, 10920364), (26, 9240308), (28, 8580286), (38, 6322316), (44, 5460182), (52, 4620154), (56, 4290143), (76, 3161158), (77, 3120104), (88, 2730091), (91, 2640088), (104, 2310077), (133, 1806376), (143, 1680056), (152, 1580579), (154, 1560052), (182, 1320044), (209, 1149512), (247, 972664), (266, 903188), (286, 840028), (308, 780026), (364, 660022), (418, 574756), (494, 486332), (532, 451594), (572, 420014), (616, 390013), (728, 330011), (836, 287378), (988, 243166), (1001, 240008), (1064, 225797), (1144, 210007), (1463, 164216), (1579, 152152), (1672, 143689), (1729, 138952), (1976, 121583), (2002, 120004), (2717, 88424), (2926, 82108), (3158, 76076), (3458, 69476), (4004, 60002), (5434, 44212), (5852, 41054), (6316, 38038), (6916, 34738), (8008, 30001), (10868, 22106), (11053, 21736), (11704, 20527), (12632, 19019), (13832, 17369)]