263050020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 828592128

約数和(自身を除く): 565542108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 127, 148, 180, 185, 222, 254, 311, 333, 370, 381, 444, 508, 555, 622, 635, 666, 740, 762, 933, 1110, 1143, 1244, 1270, 1332, 1524, 1555, 1665, 1866, 1905, 2220, 2286, 2540, 2799, 3110, 3330, 3732, 3810, 4572, 4665, 4699, 5598, 5715, 6220, 6660, 7620, 9330, 9398, 11196, 11430, 11507, 13995, 14097, 18660, 18796, 22860, 23014, 23495, 27990, 28194, 34521, 39497, 42291, 46028, 46990, 55980, 56388, 57535, 69042, 70485, 78994, 84582, 93980, 103563, 115070, 118491, 138084, 140970, 157988, 169164, 172605, 197485, 207126, 211455, 230140, 236982, 281940, 345210, 355473, 394970, 414252, 422910, 473964, 517815, 592455, 690420, 710946, 789940, 845820, 1035630, 1184910, 1421892, 1461389, 1777365, 2071260, 2369820, 2922778, 3554730, 4384167, 5845556, 7109460, 7306945, 8768334, 13152501, 14613890, 17536668, 21920835, 26305002, 29227780, 43841670, 52610004, 65762505, 87683340, 131525010, 263050020]

約数ペア:

[(1, 263050020), (2, 131525010), (3, 87683340), (4, 65762505), (5, 52610004), (6, 43841670), (9, 29227780), (10, 26305002), (12, 21920835), (15, 17536668), (18, 14613890), (20, 13152501), (30, 8768334), (36, 7306945), (37, 7109460), (45, 5845556), (60, 4384167), (74, 3554730), (90, 2922778), (111, 2369820), (127, 2071260), (148, 1777365), (180, 1461389), (185, 1421892), (222, 1184910), (254, 1035630), (311, 845820), (333, 789940), (370, 710946), (381, 690420), (444, 592455), (508, 517815), (555, 473964), (622, 422910), (635, 414252), (666, 394970), (740, 355473), (762, 345210), (933, 281940), (1110, 236982), (1143, 230140), (1244, 211455), (1270, 207126), (1332, 197485), (1524, 172605), (1555, 169164), (1665, 157988), (1866, 140970), (1905, 138084), (2220, 118491), (2286, 115070), (2540, 103563), (2799, 93980), (3110, 84582), (3330, 78994), (3732, 70485), (3810, 69042), (4572, 57535), (4665, 56388), (4699, 55980), (5598, 46990), (5715, 46028), (6220, 42291), (6660, 39497), (7620, 34521), (9330, 28194), (9398, 27990), (11196, 23495), (11430, 23014), (11507, 22860), (13995, 18796), (14097, 18660)]