251083560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22993}}^1$

素因数の和:23027

約数の個数: 128

約数和(自身を含む): 927118080

約数和(自身を除く): 676034520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 22993, 45986, 68979, 91972, 114965, 137958, 160951, 183944, 229930, 275916, 298909, 321902, 344895, 459860, 482853, 551832, 597818, 643804, 689790, 804755, 896727, 919720, 965706, 1195636, 1287608, 1379580, 1494545, 1609510, 1793454, 1931412, 2092363, 2391272, 2414265, 2759160, 2989090, 3219020, 3586908, 3862824, 4184726, 4483635, 4828530, 5978180, 6277089, 6438040, 7173816, 8369452, 8967270, 9657060, 10461815, 11956360, 12554178, 16738904, 17934540, 19314120, 20923630, 25108356, 31385445, 35869080, 41847260, 50216712, 62770890, 83694520, 125541780, 251083560]

約数ペア:

[(1, 251083560), (2, 125541780), (3, 83694520), (4, 62770890), (5, 50216712), (6, 41847260), (7, 35869080), (8, 31385445), (10, 25108356), (12, 20923630), (13, 19314120), (14, 17934540), (15, 16738904), (20, 12554178), (21, 11956360), (24, 10461815), (26, 9657060), (28, 8967270), (30, 8369452), (35, 7173816), (39, 6438040), (40, 6277089), (42, 5978180), (52, 4828530), (56, 4483635), (60, 4184726), (65, 3862824), (70, 3586908), (78, 3219020), (84, 2989090), (91, 2759160), (104, 2414265), (105, 2391272), (120, 2092363), (130, 1931412), (140, 1793454), (156, 1609510), (168, 1494545), (182, 1379580), (195, 1287608), (210, 1195636), (260, 965706), (273, 919720), (280, 896727), (312, 804755), (364, 689790), (390, 643804), (420, 597818), (455, 551832), (520, 482853), (546, 459860), (728, 344895), (780, 321902), (840, 298909), (910, 275916), (1092, 229930), (1365, 183944), (1560, 160951), (1820, 137958), (2184, 114965), (2730, 91972), (3640, 68979), (5460, 45986), (10920, 22993)]