228431280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:344

約数の個数: 320

約数和(自身を含む): 905084928

約数和(自身を除く): 676653648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 47, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 94, 105, 110, 112, 120, 132, 140, 141, 154, 165, 168, 176, 188, 210, 220, 231, 235, 240, 263, 264, 280, 282, 308, 329, 330, 336, 376, 385, 420, 440, 462, 470, 517, 526, 528, 560, 564, 616, 658, 660, 705, 752, 770, 789, 840, 880, 924, 940, 987, 1034, 1052, 1128, 1155, 1232, 1315, 1316, 1320, 1410, 1540, 1551, 1578, 1645, 1680, 1841, 1848, 1880, 1974, 2068, 2104, 2256, 2310, 2585, 2630, 2632, 2640, 2820, 2893, 3080, 3102, 3156, 3290, 3619, 3682, 3696, 3760, 3945, 3948, 4136, 4208, 4620, 4935, 5170, 5260, 5264, 5523, 5640, 5786, 6160, 6204, 6312, 6580, 7238, 7364, 7755, 7890, 7896, 8272, 8679, 9205, 9240, 9870, 10340, 10520, 10857, 11046, 11280, 11572, 12361, 12408, 12624, 13160, 14465, 14476, 14728, 15510, 15780, 15792, 17358, 18095, 18410, 18480, 19740, 20251, 20680, 21040, 21714, 22092, 23144, 24722, 24816, 26320, 27615, 28930, 28952, 29456, 31020, 31560, 34716, 36190, 36820, 37083, 39480, 40502, 41360, 43395, 43428, 44184, 46288, 49444, 54285, 55230, 57860, 57904, 60753, 61805, 62040, 63120, 69432, 72380, 73640, 74166, 78960, 81004, 86527, 86790, 86856, 88368, 98888, 101255, 108570, 110460, 115720, 121506, 123610, 124080, 135971, 138864, 144760, 147280, 148332, 162008, 173054, 173580, 173712, 185415, 197776, 202510, 217140, 220920, 231440, 243012, 247220, 259581, 271942, 289520, 296664, 303765, 324016, 346108, 347160, 370830, 405020, 407913, 432635, 434280, 441840, 486024, 494440, 519162, 543884, 593328, 607530, 679855, 692216, 694320, 741660, 810040, 815826, 865270, 868560, 951797, 972048, 988880, 1038324, 1087768, 1215060, 1297905, 1359710, 1384432, 1483320, 1620080, 1631652, 1730540, 1903594, 2039565, 2076648, 2175536, 2430120, 2595810, 2719420, 2855391, 2966640, 3263304, 3461080, 3807188, 4079130, 4153296, 4758985, 4860240, 5191620, 5438840, 5710782, 6526608, 6922160, 7614376, 8158260, 9517970, 10383240, 10877680, 11421564, 14276955, 15228752, 16316520, 19035940, 20766480, 22843128, 28553910, 32633040, 38071880, 45686256, 57107820, 76143760, 114215640, 228431280]

約数ペア:

[(1, 228431280), (2, 114215640), (3, 76143760), (4, 57107820), (5, 45686256), (6, 38071880), (7, 32633040), (8, 28553910), (10, 22843128), (11, 20766480), (12, 19035940), (14, 16316520), (15, 15228752), (16, 14276955), (20, 11421564), (21, 10877680), (22, 10383240), (24, 9517970), (28, 8158260), (30, 7614376), (33, 6922160), (35, 6526608), (40, 5710782), (42, 5438840), (44, 5191620), (47, 4860240), (48, 4758985), (55, 4153296), (56, 4079130), (60, 3807188), (66, 3461080), (70, 3263304), (77, 2966640), (80, 2855391), (84, 2719420), (88, 2595810), (94, 2430120), (105, 2175536), (110, 2076648), (112, 2039565), (120, 1903594), (132, 1730540), (140, 1631652), (141, 1620080), (154, 1483320), (165, 1384432), (168, 1359710), (176, 1297905), (188, 1215060), (210, 1087768), (220, 1038324), (231, 988880), (235, 972048), (240, 951797), (263, 868560), (264, 865270), (280, 815826), (282, 810040), (308, 741660), (329, 694320), (330, 692216), (336, 679855), (376, 607530), (385, 593328), (420, 543884), (440, 519162), (462, 494440), (470, 486024), (517, 441840), (526, 434280), (528, 432635), (560, 407913), (564, 405020), (616, 370830), (658, 347160), (660, 346108), (705, 324016), (752, 303765), (770, 296664), (789, 289520), (840, 271942), (880, 259581), (924, 247220), (940, 243012), (987, 231440), (1034, 220920), (1052, 217140), (1128, 202510), (1155, 197776), (1232, 185415), (1315, 173712), (1316, 173580), (1320, 173054), (1410, 162008), (1540, 148332), (1551, 147280), (1578, 144760), (1645, 138864), (1680, 135971), (1841, 124080), (1848, 123610), (1880, 121506), (1974, 115720), (2068, 110460), (2104, 108570), (2256, 101255), (2310, 98888), (2585, 88368), (2630, 86856), (2632, 86790), (2640, 86527), (2820, 81004), (2893, 78960), (3080, 74166), (3102, 73640), (3156, 72380), (3290, 69432), (3619, 63120), (3682, 62040), (3696, 61805), (3760, 60753), (3945, 57904), (3948, 57860), (4136, 55230), (4208, 54285), (4620, 49444), (4935, 46288), (5170, 44184), (5260, 43428), (5264, 43395), (5523, 41360), (5640, 40502), (5786, 39480), (6160, 37083), (6204, 36820), (6312, 36190), (6580, 34716), (7238, 31560), (7364, 31020), (7755, 29456), (7890, 28952), (7896, 28930), (8272, 27615), (8679, 26320), (9205, 24816), (9240, 24722), (9870, 23144), (10340, 22092), (10520, 21714), (10857, 21040), (11046, 20680), (11280, 20251), (11572, 19740), (12361, 18480), (12408, 18410), (12624, 18095), (13160, 17358), (14465, 15792), (14476, 15780), (14728, 15510)]