298077780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:759

約数の個数: 288

約数和(自身を含む): 1142225280

約数和(自身を除く): 844147500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 49, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 98, 105, 110, 130, 132, 140, 143, 147, 154, 156, 165, 182, 195, 196, 210, 220, 231, 245, 260, 273, 286, 294, 308, 330, 364, 385, 390, 420, 429, 455, 462, 490, 539, 546, 572, 588, 637, 660, 709, 715, 735, 770, 780, 858, 910, 924, 980, 1001, 1078, 1092, 1155, 1274, 1365, 1418, 1430, 1470, 1540, 1617, 1716, 1820, 1911, 2002, 2127, 2145, 2156, 2310, 2548, 2695, 2730, 2836, 2860, 2940, 3003, 3185, 3234, 3545, 3822, 4004, 4254, 4290, 4620, 4963, 5005, 5390, 5460, 6006, 6370, 6468, 7007, 7090, 7644, 7799, 8085, 8508, 8580, 9217, 9555, 9926, 10010, 10635, 10780, 12012, 12740, 14014, 14180, 14889, 15015, 15598, 16170, 18434, 19110, 19852, 20020, 21021, 21270, 23397, 24815, 27651, 28028, 29778, 30030, 31196, 32340, 34741, 35035, 36868, 38220, 38995, 42042, 42540, 46085, 46794, 49630, 54593, 55302, 59556, 60060, 64519, 69482, 70070, 74445, 77990, 84084, 92170, 93588, 99260, 101387, 104223, 105105, 109186, 110604, 116985, 129038, 138255, 138964, 140140, 148890, 155980, 163779, 173705, 184340, 193557, 202774, 208446, 210210, 218372, 233970, 258076, 272965, 276510, 297780, 304161, 322595, 327558, 347410, 382151, 387114, 405548, 416892, 420420, 451633, 467940, 506935, 521115, 545930, 553020, 608322, 645190, 655116, 694820, 709709, 764302, 774228, 818895, 903266, 967785, 1013870, 1042230, 1091860, 1146453, 1216644, 1290380, 1354899, 1419418, 1520805, 1528604, 1637790, 1806532, 1910755, 1935570, 2027740, 2084460, 2129127, 2258165, 2292906, 2709798, 2838836, 3041610, 3275580, 3548545, 3821510, 3871140, 4258254, 4516330, 4585812, 4967963, 5419596, 5732265, 6083220, 6774495, 7097090, 7643020, 8516508, 9032660, 9935926, 10645635, 11464530, 13548990, 14194180, 14903889, 19871852, 21291270, 22929060, 24839815, 27097980, 29807778, 42582540, 49679630, 59615556, 74519445, 99359260, 149038890, 298077780]

約数ペア:

[(1, 298077780), (2, 149038890), (3, 99359260), (4, 74519445), (5, 59615556), (6, 49679630), (7, 42582540), (10, 29807778), (11, 27097980), (12, 24839815), (13, 22929060), (14, 21291270), (15, 19871852), (20, 14903889), (21, 14194180), (22, 13548990), (26, 11464530), (28, 10645635), (30, 9935926), (33, 9032660), (35, 8516508), (39, 7643020), (42, 7097090), (44, 6774495), (49, 6083220), (52, 5732265), (55, 5419596), (60, 4967963), (65, 4585812), (66, 4516330), (70, 4258254), (77, 3871140), (78, 3821510), (84, 3548545), (91, 3275580), (98, 3041610), (105, 2838836), (110, 2709798), (130, 2292906), (132, 2258165), (140, 2129127), (143, 2084460), (147, 2027740), (154, 1935570), (156, 1910755), (165, 1806532), (182, 1637790), (195, 1528604), (196, 1520805), (210, 1419418), (220, 1354899), (231, 1290380), (245, 1216644), (260, 1146453), (273, 1091860), (286, 1042230), (294, 1013870), (308, 967785), (330, 903266), (364, 818895), (385, 774228), (390, 764302), (420, 709709), (429, 694820), (455, 655116), (462, 645190), (490, 608322), (539, 553020), (546, 545930), (572, 521115), (588, 506935), (637, 467940), (660, 451633), (709, 420420), (715, 416892), (735, 405548), (770, 387114), (780, 382151), (858, 347410), (910, 327558), (924, 322595), (980, 304161), (1001, 297780), (1078, 276510), (1092, 272965), (1155, 258076), (1274, 233970), (1365, 218372), (1418, 210210), (1430, 208446), (1470, 202774), (1540, 193557), (1617, 184340), (1716, 173705), (1820, 163779), (1911, 155980), (2002, 148890), (2127, 140140), (2145, 138964), (2156, 138255), (2310, 129038), (2548, 116985), (2695, 110604), (2730, 109186), (2836, 105105), (2860, 104223), (2940, 101387), (3003, 99260), (3185, 93588), (3234, 92170), (3545, 84084), (3822, 77990), (4004, 74445), (4254, 70070), (4290, 69482), (4620, 64519), (4963, 60060), (5005, 59556), (5390, 55302), (5460, 54593), (6006, 49630), (6370, 46794), (6468, 46085), (7007, 42540), (7090, 42042), (7644, 38995), (7799, 38220), (8085, 36868), (8508, 35035), (8580, 34741), (9217, 32340), (9555, 31196), (9926, 30030), (10010, 29778), (10635, 28028), (10780, 27651), (12012, 24815), (12740, 23397), (14014, 21270), (14180, 21021), (14889, 20020), (15015, 19852), (15598, 19110), (16170, 18434)]