720935820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 288

約数和(自身を含む): 2495840256

約数和(自身を除く): 1774904436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 47, 55, 60, 61, 66, 90, 94, 99, 110, 122, 127, 132, 141, 165, 180, 183, 188, 198, 220, 235, 244, 254, 282, 305, 330, 366, 381, 396, 423, 470, 495, 508, 517, 549, 564, 610, 635, 660, 671, 705, 732, 762, 846, 915, 940, 990, 1034, 1098, 1143, 1220, 1270, 1342, 1397, 1410, 1524, 1551, 1692, 1830, 1905, 1980, 2013, 2068, 2115, 2196, 2286, 2540, 2585, 2684, 2745, 2794, 2820, 2867, 3102, 3355, 3660, 3810, 4026, 4191, 4230, 4572, 4653, 5170, 5490, 5588, 5715, 5734, 5969, 6039, 6204, 6710, 6985, 7620, 7747, 7755, 8052, 8382, 8460, 8601, 9306, 10065, 10340, 10980, 11430, 11468, 11938, 12078, 12573, 13420, 13970, 14335, 15494, 15510, 16764, 17202, 17907, 18612, 20130, 20955, 22860, 23241, 23265, 23876, 24156, 25146, 25803, 27940, 28670, 29845, 30195, 30988, 31020, 31537, 34404, 35814, 38735, 40260, 41910, 43005, 46482, 46530, 50292, 51606, 53721, 57340, 59690, 60390, 62865, 63074, 65659, 69723, 71628, 77470, 83820, 85217, 86010, 89535, 92964, 93060, 94611, 103212, 107442, 116205, 119380, 120780, 125730, 126148, 129015, 131318, 139446, 154940, 157685, 170434, 172020, 179070, 189222, 196977, 214884, 232410, 251460, 255651, 258030, 262636, 268605, 278892, 283833, 315370, 328295, 340868, 348615, 358140, 364109, 378444, 393954, 426085, 464820, 473055, 511302, 516060, 537210, 567666, 590931, 630740, 656590, 697230, 728218, 766953, 787908, 852170, 946110, 984885, 1022604, 1074420, 1092327, 1135332, 1181862, 1278255, 1313180, 1394460, 1419165, 1456436, 1533906, 1704340, 1820545, 1892220, 1969770, 2184654, 2363724, 2556510, 2838330, 2954655, 3067812, 3276981, 3641090, 3834765, 3939540, 4005199, 4369308, 5113020, 5461635, 5676660, 5909310, 6553962, 7282180, 7669530, 8010398, 10923270, 11818620, 12015597, 13107924, 15339060, 16020796, 16384905, 20025995, 21846540, 24031194, 32769810, 36046791, 40051990, 48062388, 60077985, 65539620, 72093582, 80103980, 120155970, 144187164, 180233955, 240311940, 360467910, 720935820]

約数ペア:

[(1, 720935820), (2, 360467910), (3, 240311940), (4, 180233955), (5, 144187164), (6, 120155970), (9, 80103980), (10, 72093582), (11, 65539620), (12, 60077985), (15, 48062388), (18, 40051990), (20, 36046791), (22, 32769810), (30, 24031194), (33, 21846540), (36, 20025995), (44, 16384905), (45, 16020796), (47, 15339060), (55, 13107924), (60, 12015597), (61, 11818620), (66, 10923270), (90, 8010398), (94, 7669530), (99, 7282180), (110, 6553962), (122, 5909310), (127, 5676660), (132, 5461635), (141, 5113020), (165, 4369308), (180, 4005199), (183, 3939540), (188, 3834765), (198, 3641090), (220, 3276981), (235, 3067812), (244, 2954655), (254, 2838330), (282, 2556510), (305, 2363724), (330, 2184654), (366, 1969770), (381, 1892220), (396, 1820545), (423, 1704340), (470, 1533906), (495, 1456436), (508, 1419165), (517, 1394460), (549, 1313180), (564, 1278255), (610, 1181862), (635, 1135332), (660, 1092327), (671, 1074420), (705, 1022604), (732, 984885), (762, 946110), (846, 852170), (915, 787908), (940, 766953), (990, 728218), (1034, 697230), (1098, 656590), (1143, 630740), (1220, 590931), (1270, 567666), (1342, 537210), (1397, 516060), (1410, 511302), (1524, 473055), (1551, 464820), (1692, 426085), (1830, 393954), (1905, 378444), (1980, 364109), (2013, 358140), (2068, 348615), (2115, 340868), (2196, 328295), (2286, 315370), (2540, 283833), (2585, 278892), (2684, 268605), (2745, 262636), (2794, 258030), (2820, 255651), (2867, 251460), (3102, 232410), (3355, 214884), (3660, 196977), (3810, 189222), (4026, 179070), (4191, 172020), (4230, 170434), (4572, 157685), (4653, 154940), (5170, 139446), (5490, 131318), (5588, 129015), (5715, 126148), (5734, 125730), (5969, 120780), (6039, 119380), (6204, 116205), (6710, 107442), (6985, 103212), (7620, 94611), (7747, 93060), (7755, 92964), (8052, 89535), (8382, 86010), (8460, 85217), (8601, 83820), (9306, 77470), (10065, 71628), (10340, 69723), (10980, 65659), (11430, 63074), (11468, 62865), (11938, 60390), (12078, 59690), (12573, 57340), (13420, 53721), (13970, 51606), (14335, 50292), (15494, 46530), (15510, 46482), (16764, 43005), (17202, 41910), (17907, 40260), (18612, 38735), (20130, 35814), (20955, 34404), (22860, 31537), (23241, 31020), (23265, 30988), (23876, 30195), (24156, 29845), (25146, 28670), (25803, 27940)]