1278670680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:623

約数の個数: 288

約数和(自身を含む): 4873705200

約数和(自身を除く): 3595034520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 173, 180, 196, 210, 245, 252, 280, 294, 315, 346, 360, 392, 419, 420, 441, 490, 504, 519, 588, 630, 692, 735, 838, 840, 865, 882, 980, 1038, 1176, 1211, 1257, 1260, 1384, 1470, 1557, 1676, 1730, 1764, 1960, 2076, 2095, 2205, 2422, 2514, 2520, 2595, 2933, 2940, 3114, 3352, 3460, 3528, 3633, 3771, 4152, 4190, 4410, 4844, 5028, 5190, 5866, 5880, 6055, 6228, 6285, 6920, 7266, 7542, 7785, 8380, 8477, 8799, 8820, 9688, 10056, 10380, 10899, 11732, 12110, 12456, 12570, 14532, 14665, 15084, 15570, 16760, 16954, 17598, 17640, 18165, 18855, 20531, 20760, 21798, 23464, 24220, 25140, 25431, 26397, 29064, 29330, 30168, 31140, 33908, 35196, 36330, 37710, 41062, 42385, 43596, 43995, 48440, 50280, 50862, 52794, 54495, 58660, 61593, 62280, 67816, 70392, 72487, 72660, 75420, 76293, 82124, 84770, 87192, 87990, 101724, 102655, 105588, 108990, 117320, 123186, 127155, 131985, 144974, 145320, 150840, 152586, 164248, 169540, 175980, 184779, 203448, 205310, 211176, 217461, 217980, 246372, 254310, 263970, 289948, 305172, 307965, 339080, 351960, 362435, 369558, 381465, 410620, 434922, 435960, 492744, 507409, 508620, 527940, 579896, 610344, 615930, 652383, 724870, 739116, 762930, 821240, 869844, 923895, 1014818, 1017240, 1055880, 1087305, 1231860, 1304766, 1449740, 1478232, 1522227, 1525860, 1739688, 1847790, 2029636, 2174610, 2463720, 2537045, 2609532, 2899480, 3044454, 3051720, 3261915, 3551863, 3695580, 4059272, 4349220, 4566681, 5074090, 5219064, 6088908, 6523830, 7103726, 7391160, 7611135, 8698440, 9133362, 10148180, 10655589, 12177816, 13047660, 14207452, 15222270, 17759315, 18266724, 20296360, 21311178, 22833405, 26095320, 28414904, 30444540, 31966767, 35518630, 36533448, 42622356, 45666810, 53277945, 60889080, 63933534, 71037260, 85244712, 91333620, 106555890, 127867068, 142074520, 159833835, 182667240, 213111780, 255734136, 319667670, 426223560, 639335340, 1278670680]

約数ペア:

[(1, 1278670680), (2, 639335340), (3, 426223560), (4, 319667670), (5, 255734136), (6, 213111780), (7, 182667240), (8, 159833835), (9, 142074520), (10, 127867068), (12, 106555890), (14, 91333620), (15, 85244712), (18, 71037260), (20, 63933534), (21, 60889080), (24, 53277945), (28, 45666810), (30, 42622356), (35, 36533448), (36, 35518630), (40, 31966767), (42, 30444540), (45, 28414904), (49, 26095320), (56, 22833405), (60, 21311178), (63, 20296360), (70, 18266724), (72, 17759315), (84, 15222270), (90, 14207452), (98, 13047660), (105, 12177816), (120, 10655589), (126, 10148180), (140, 9133362), (147, 8698440), (168, 7611135), (173, 7391160), (180, 7103726), (196, 6523830), (210, 6088908), (245, 5219064), (252, 5074090), (280, 4566681), (294, 4349220), (315, 4059272), (346, 3695580), (360, 3551863), (392, 3261915), (419, 3051720), (420, 3044454), (441, 2899480), (490, 2609532), (504, 2537045), (519, 2463720), (588, 2174610), (630, 2029636), (692, 1847790), (735, 1739688), (838, 1525860), (840, 1522227), (865, 1478232), (882, 1449740), (980, 1304766), (1038, 1231860), (1176, 1087305), (1211, 1055880), (1257, 1017240), (1260, 1014818), (1384, 923895), (1470, 869844), (1557, 821240), (1676, 762930), (1730, 739116), (1764, 724870), (1960, 652383), (2076, 615930), (2095, 610344), (2205, 579896), (2422, 527940), (2514, 508620), (2520, 507409), (2595, 492744), (2933, 435960), (2940, 434922), (3114, 410620), (3352, 381465), (3460, 369558), (3528, 362435), (3633, 351960), (3771, 339080), (4152, 307965), (4190, 305172), (4410, 289948), (4844, 263970), (5028, 254310), (5190, 246372), (5866, 217980), (5880, 217461), (6055, 211176), (6228, 205310), (6285, 203448), (6920, 184779), (7266, 175980), (7542, 169540), (7785, 164248), (8380, 152586), (8477, 150840), (8799, 145320), (8820, 144974), (9688, 131985), (10056, 127155), (10380, 123186), (10899, 117320), (11732, 108990), (12110, 105588), (12456, 102655), (12570, 101724), (14532, 87990), (14665, 87192), (15084, 84770), (15570, 82124), (16760, 76293), (16954, 75420), (17598, 72660), (17640, 72487), (18165, 70392), (18855, 67816), (20531, 62280), (20760, 61593), (21798, 58660), (23464, 54495), (24220, 52794), (25140, 50862), (25431, 50280), (26397, 48440), (29064, 43995), (29330, 43596), (30168, 42385), (31140, 41062), (33908, 37710), (35196, 36330)]