281940120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1453}}^1$

素因数の和:1495

約数の個数: 288

約数和(自身を含む): 1163607120

約数和(自身を除く): 881667000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 49, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 98, 99, 105, 110, 120, 126, 132, 140, 147, 154, 165, 168, 180, 196, 198, 210, 220, 231, 245, 252, 264, 280, 294, 308, 315, 330, 360, 385, 392, 396, 420, 440, 441, 462, 490, 495, 504, 539, 588, 616, 630, 660, 693, 735, 770, 792, 840, 882, 924, 980, 990, 1078, 1155, 1176, 1260, 1320, 1386, 1453, 1470, 1540, 1617, 1764, 1848, 1960, 1980, 2156, 2205, 2310, 2520, 2695, 2772, 2906, 2940, 3080, 3234, 3465, 3528, 3960, 4312, 4359, 4410, 4620, 4851, 5390, 5544, 5812, 5880, 6468, 6930, 7265, 8085, 8718, 8820, 9240, 9702, 10171, 10780, 11624, 12936, 13077, 13860, 14530, 15983, 16170, 17436, 17640, 19404, 20342, 21560, 21795, 24255, 26154, 27720, 29060, 30513, 31966, 32340, 34872, 38808, 40684, 43590, 47949, 48510, 50855, 52308, 58120, 61026, 63932, 64680, 65385, 71197, 79915, 81368, 87180, 91539, 95898, 97020, 101710, 104616, 111881, 122052, 127864, 130770, 142394, 143847, 152565, 159830, 174360, 183078, 191796, 194040, 203420, 213591, 223762, 239745, 244104, 261540, 284788, 287694, 305130, 319660, 335643, 355985, 366156, 383592, 406840, 427182, 447524, 457695, 479490, 523080, 559405, 569576, 575388, 610260, 639320, 640773, 671286, 711970, 719235, 732312, 783167, 854364, 895048, 915390, 958980, 1006929, 1067955, 1118810, 1150776, 1220520, 1281546, 1342572, 1423940, 1438470, 1566334, 1678215, 1708728, 1830780, 1917960, 2013858, 2135910, 2237620, 2349501, 2563092, 2685144, 2847880, 2876940, 3132668, 3203865, 3356430, 3661560, 3915835, 4027716, 4271820, 4475240, 4699002, 5034645, 5126184, 5753880, 6265336, 6407730, 6712860, 7048503, 7831670, 8055432, 8543640, 9398004, 10069290, 11747505, 12815460, 13425720, 14097006, 15663340, 18796008, 20138580, 23495010, 25630920, 28194012, 31326680, 35242515, 40277160, 46990020, 56388024, 70485030, 93980040, 140970060, 281940120]

約数ペア:

[(1, 281940120), (2, 140970060), (3, 93980040), (4, 70485030), (5, 56388024), (6, 46990020), (7, 40277160), (8, 35242515), (9, 31326680), (10, 28194012), (11, 25630920), (12, 23495010), (14, 20138580), (15, 18796008), (18, 15663340), (20, 14097006), (21, 13425720), (22, 12815460), (24, 11747505), (28, 10069290), (30, 9398004), (33, 8543640), (35, 8055432), (36, 7831670), (40, 7048503), (42, 6712860), (44, 6407730), (45, 6265336), (49, 5753880), (55, 5126184), (56, 5034645), (60, 4699002), (63, 4475240), (66, 4271820), (70, 4027716), (72, 3915835), (77, 3661560), (84, 3356430), (88, 3203865), (90, 3132668), (98, 2876940), (99, 2847880), (105, 2685144), (110, 2563092), (120, 2349501), (126, 2237620), (132, 2135910), (140, 2013858), (147, 1917960), (154, 1830780), (165, 1708728), (168, 1678215), (180, 1566334), (196, 1438470), (198, 1423940), (210, 1342572), (220, 1281546), (231, 1220520), (245, 1150776), (252, 1118810), (264, 1067955), (280, 1006929), (294, 958980), (308, 915390), (315, 895048), (330, 854364), (360, 783167), (385, 732312), (392, 719235), (396, 711970), (420, 671286), (440, 640773), (441, 639320), (462, 610260), (490, 575388), (495, 569576), (504, 559405), (539, 523080), (588, 479490), (616, 457695), (630, 447524), (660, 427182), (693, 406840), (735, 383592), (770, 366156), (792, 355985), (840, 335643), (882, 319660), (924, 305130), (980, 287694), (990, 284788), (1078, 261540), (1155, 244104), (1176, 239745), (1260, 223762), (1320, 213591), (1386, 203420), (1453, 194040), (1470, 191796), (1540, 183078), (1617, 174360), (1764, 159830), (1848, 152565), (1960, 143847), (1980, 142394), (2156, 130770), (2205, 127864), (2310, 122052), (2520, 111881), (2695, 104616), (2772, 101710), (2906, 97020), (2940, 95898), (3080, 91539), (3234, 87180), (3465, 81368), (3528, 79915), (3960, 71197), (4312, 65385), (4359, 64680), (4410, 63932), (4620, 61026), (4851, 58120), (5390, 52308), (5544, 50855), (5812, 48510), (5880, 47949), (6468, 43590), (6930, 40684), (7265, 38808), (8085, 34872), (8718, 32340), (8820, 31966), (9240, 30513), (9702, 29060), (10171, 27720), (10780, 26154), (11624, 24255), (12936, 21795), (13077, 21560), (13860, 20342), (14530, 19404), (15983, 17640), (16170, 17436)]