2051216820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:439

約数の個数: 288

約数和(自身を含む): 6934636800

約数和(自身を除く): 4883419980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 89, 90, 92, 95, 114, 115, 138, 171, 178, 180, 190, 207, 228, 230, 267, 276, 285, 293, 342, 345, 356, 380, 414, 437, 445, 460, 534, 570, 586, 684, 690, 801, 828, 855, 874, 879, 890, 1035, 1068, 1140, 1172, 1311, 1335, 1380, 1465, 1602, 1691, 1710, 1748, 1758, 1780, 2047, 2070, 2185, 2622, 2637, 2670, 2930, 3204, 3382, 3420, 3516, 3933, 4005, 4094, 4140, 4370, 4395, 5073, 5244, 5274, 5340, 5567, 5860, 6141, 6555, 6739, 6764, 7866, 8010, 8188, 8455, 8740, 8790, 10146, 10235, 10548, 11134, 12282, 13110, 13185, 13478, 15219, 15732, 16020, 16701, 16910, 17580, 18423, 19665, 20217, 20292, 20470, 22268, 24564, 25365, 26077, 26220, 26370, 26956, 27835, 30438, 30705, 33402, 33695, 33820, 36846, 38893, 39330, 40434, 40940, 50103, 50730, 52154, 52740, 55670, 60651, 60876, 61410, 66804, 67390, 73692, 76095, 77786, 78231, 78660, 80868, 83505, 92115, 100206, 101085, 101460, 104308, 111340, 116679, 121302, 122820, 128041, 130385, 134780, 152190, 155572, 156462, 167010, 184230, 194465, 200412, 202170, 233358, 234693, 242604, 250515, 256082, 260770, 303255, 304380, 312924, 334020, 350037, 368460, 384123, 388930, 391155, 404340, 466716, 469386, 495463, 501030, 512164, 521540, 583395, 599771, 606510, 640205, 700074, 768246, 777860, 782310, 938772, 990926, 1002060, 1152369, 1166790, 1173465, 1199542, 1213020, 1280410, 1400148, 1486389, 1536492, 1564620, 1750185, 1799313, 1920615, 1981852, 2304738, 2333580, 2346930, 2399084, 2477315, 2560820, 2972778, 2998855, 3500370, 3598626, 3841230, 4459167, 4609476, 4693860, 4954630, 5397939, 5761845, 5945556, 5997710, 7000740, 7197252, 7431945, 7682460, 8918334, 8996565, 9909260, 10795878, 11395649, 11523690, 11995420, 14863890, 17836668, 17993130, 21591756, 22295835, 22791298, 23047380, 26989695, 29727780, 34186947, 35986260, 44591670, 45582596, 53979390, 56978245, 68373894, 89183340, 102560841, 107958780, 113956490, 136747788, 170934735, 205121682, 227912980, 341869470, 410243364, 512804205, 683738940, 1025608410, 2051216820]

約数ペア:

[(1, 2051216820), (2, 1025608410), (3, 683738940), (4, 512804205), (5, 410243364), (6, 341869470), (9, 227912980), (10, 205121682), (12, 170934735), (15, 136747788), (18, 113956490), (19, 107958780), (20, 102560841), (23, 89183340), (30, 68373894), (36, 56978245), (38, 53979390), (45, 45582596), (46, 44591670), (57, 35986260), (60, 34186947), (69, 29727780), (76, 26989695), (89, 23047380), (90, 22791298), (92, 22295835), (95, 21591756), (114, 17993130), (115, 17836668), (138, 14863890), (171, 11995420), (178, 11523690), (180, 11395649), (190, 10795878), (207, 9909260), (228, 8996565), (230, 8918334), (267, 7682460), (276, 7431945), (285, 7197252), (293, 7000740), (342, 5997710), (345, 5945556), (356, 5761845), (380, 5397939), (414, 4954630), (437, 4693860), (445, 4609476), (460, 4459167), (534, 3841230), (570, 3598626), (586, 3500370), (684, 2998855), (690, 2972778), (801, 2560820), (828, 2477315), (855, 2399084), (874, 2346930), (879, 2333580), (890, 2304738), (1035, 1981852), (1068, 1920615), (1140, 1799313), (1172, 1750185), (1311, 1564620), (1335, 1536492), (1380, 1486389), (1465, 1400148), (1602, 1280410), (1691, 1213020), (1710, 1199542), (1748, 1173465), (1758, 1166790), (1780, 1152369), (2047, 1002060), (2070, 990926), (2185, 938772), (2622, 782310), (2637, 777860), (2670, 768246), (2930, 700074), (3204, 640205), (3382, 606510), (3420, 599771), (3516, 583395), (3933, 521540), (4005, 512164), (4094, 501030), (4140, 495463), (4370, 469386), (4395, 466716), (5073, 404340), (5244, 391155), (5274, 388930), (5340, 384123), (5567, 368460), (5860, 350037), (6141, 334020), (6555, 312924), (6739, 304380), (6764, 303255), (7866, 260770), (8010, 256082), (8188, 250515), (8455, 242604), (8740, 234693), (8790, 233358), (10146, 202170), (10235, 200412), (10548, 194465), (11134, 184230), (12282, 167010), (13110, 156462), (13185, 155572), (13478, 152190), (15219, 134780), (15732, 130385), (16020, 128041), (16701, 122820), (16910, 121302), (17580, 116679), (18423, 111340), (19665, 104308), (20217, 101460), (20292, 101085), (20470, 100206), (22268, 92115), (24564, 83505), (25365, 80868), (26077, 78660), (26220, 78231), (26370, 77786), (26956, 76095), (27835, 73692), (30438, 67390), (30705, 66804), (33402, 61410), (33695, 60876), (33820, 60651), (36846, 55670), (38893, 52740), (39330, 52154), (40434, 50730), (40940, 50103)]