19728015120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{3079}}^1$

素因数の和:3918

約数の個数: 240

約数和(自身を含む): 72389116800

約数和(自身を除く): 52661101680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 809, 880, 990, 1320, 1584, 1618, 1980, 2427, 2640, 3079, 3236, 3960, 4045, 4854, 6158, 6472, 7281, 7920, 8090, 8899, 9237, 9708, 12135, 12316, 12944, 14562, 15395, 16180, 17798, 18474, 19416, 24270, 24632, 26697, 27711, 29124, 30790, 32360, 33869, 35596, 36405, 36948, 38832, 44495, 46185, 48540, 49264, 53394, 55422, 58248, 61580, 64720, 67738, 71192, 72810, 73896, 80091, 88990, 92370, 97080, 101607, 106788, 110844, 116496, 123160, 133485, 135476, 138555, 142384, 145620, 147792, 160182, 169345, 177980, 184740, 194160, 203214, 213576, 221688, 246320, 266970, 270952, 277110, 291240, 304821, 320364, 338690, 355960, 369480, 400455, 406428, 427152, 443376, 508035, 533940, 541904, 554220, 582480, 609642, 640728, 677380, 711920, 738960, 800910, 812856, 1016070, 1067880, 1108440, 1219284, 1281456, 1354760, 1524105, 1601820, 1625712, 2032140, 2135760, 2216880, 2438568, 2490911, 2709520, 3048210, 3203640, 4064280, 4877136, 4981822, 6096420, 6407280, 7472733, 8128560, 9963644, 12192840, 12454555, 14945466, 19927288, 22418199, 24385680, 24909110, 27400021, 29890932, 37363665, 39854576, 44836398, 49818220, 54800042, 59781864, 74727330, 82200063, 89672796, 99636440, 109600084, 112090995, 119563728, 137000105, 149454660, 164400126, 179345592, 199272880, 219200168, 224181990, 246600189, 274000210, 298909320, 328800252, 358691184, 411000315, 438400336, 448363980, 493200378, 548000420, 597818640, 657600504, 822000630, 896727960, 986400756, 1096000840, 1233000945, 1315201008, 1644001260, 1793455920, 1972801512, 2192001680, 2466001890, 3288002520, 3945603024, 4932003780, 6576005040, 9864007560, 19728015120]

約数ペア:

[(1, 19728015120), (2, 9864007560), (3, 6576005040), (4, 4932003780), (5, 3945603024), (6, 3288002520), (8, 2466001890), (9, 2192001680), (10, 1972801512), (11, 1793455920), (12, 1644001260), (15, 1315201008), (16, 1233000945), (18, 1096000840), (20, 986400756), (22, 896727960), (24, 822000630), (30, 657600504), (33, 597818640), (36, 548000420), (40, 493200378), (44, 448363980), (45, 438400336), (48, 411000315), (55, 358691184), (60, 328800252), (66, 298909320), (72, 274000210), (80, 246600189), (88, 224181990), (90, 219200168), (99, 199272880), (110, 179345592), (120, 164400126), (132, 149454660), (144, 137000105), (165, 119563728), (176, 112090995), (180, 109600084), (198, 99636440), (220, 89672796), (240, 82200063), (264, 74727330), (330, 59781864), (360, 54800042), (396, 49818220), (440, 44836398), (495, 39854576), (528, 37363665), (660, 29890932), (720, 27400021), (792, 24909110), (809, 24385680), (880, 22418199), (990, 19927288), (1320, 14945466), (1584, 12454555), (1618, 12192840), (1980, 9963644), (2427, 8128560), (2640, 7472733), (3079, 6407280), (3236, 6096420), (3960, 4981822), (4045, 4877136), (4854, 4064280), (6158, 3203640), (6472, 3048210), (7281, 2709520), (7920, 2490911), (8090, 2438568), (8899, 2216880), (9237, 2135760), (9708, 2032140), (12135, 1625712), (12316, 1601820), (12944, 1524105), (14562, 1354760), (15395, 1281456), (16180, 1219284), (17798, 1108440), (18474, 1067880), (19416, 1016070), (24270, 812856), (24632, 800910), (26697, 738960), (27711, 711920), (29124, 677380), (30790, 640728), (32360, 609642), (33869, 582480), (35596, 554220), (36405, 541904), (36948, 533940), (38832, 508035), (44495, 443376), (46185, 427152), (48540, 406428), (49264, 400455), (53394, 369480), (55422, 355960), (58248, 338690), (61580, 320364), (64720, 304821), (67738, 291240), (71192, 277110), (72810, 270952), (73896, 266970), (80091, 246320), (88990, 221688), (92370, 213576), (97080, 203214), (101607, 194160), (106788, 184740), (110844, 177980), (116496, 169345), (123160, 160182), (133485, 147792), (135476, 145620), (138555, 142384)]