1290547440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19697}}^1$

素因数の和:19736

約数の個数: 240

約数和(自身を含む): 5334533568

約数和(自身を除く): 4043986128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 9360, 10920, 13104, 16380, 19697, 21840, 32760, 39394, 59091, 65520, 78788, 98485, 118182, 137879, 157576, 177273, 196970, 236364, 256061, 275758, 295455, 315152, 354546, 393940, 413637, 472728, 512122, 551516, 590910, 689395, 709092, 768183, 787880, 827274, 886365, 945456, 1024244, 1103032, 1181820, 1240911, 1280305, 1378790, 1418184, 1536366, 1575760, 1654548, 1772730, 1792427, 2048488, 2068185, 2206064, 2304549, 2363640, 2481822, 2560610, 2757580, 2836368, 3072732, 3309096, 3545460, 3584854, 3840915, 4096976, 4136370, 4609098, 4727280, 4963644, 5121220, 5377281, 5515160, 6145464, 6204555, 6618192, 7090920, 7169708, 7681830, 8272740, 8962135, 9218196, 9927288, 10242440, 10754562, 11030320, 11522745, 12290928, 12409110, 14181840, 14339416, 15363660, 16131843, 16545480, 17924270, 18436392, 19854576, 20484880, 21509124, 23045490, 24818220, 26886405, 28678832, 30727320, 32263686, 33090960, 35848540, 36872784, 43018248, 46090980, 49636440, 53772810, 61454640, 64527372, 71697080, 80659215, 86036496, 92181960, 99272880, 107545620, 129054744, 143394160, 161318430, 184363920, 215091240, 258109488, 322636860, 430182480, 645273720, 1290547440]

約数ペア:

[(1, 1290547440), (2, 645273720), (3, 430182480), (4, 322636860), (5, 258109488), (6, 215091240), (7, 184363920), (8, 161318430), (9, 143394160), (10, 129054744), (12, 107545620), (13, 99272880), (14, 92181960), (15, 86036496), (16, 80659215), (18, 71697080), (20, 64527372), (21, 61454640), (24, 53772810), (26, 49636440), (28, 46090980), (30, 43018248), (35, 36872784), (36, 35848540), (39, 33090960), (40, 32263686), (42, 30727320), (45, 28678832), (48, 26886405), (52, 24818220), (56, 23045490), (60, 21509124), (63, 20484880), (65, 19854576), (70, 18436392), (72, 17924270), (78, 16545480), (80, 16131843), (84, 15363660), (90, 14339416), (91, 14181840), (104, 12409110), (105, 12290928), (112, 11522745), (117, 11030320), (120, 10754562), (126, 10242440), (130, 9927288), (140, 9218196), (144, 8962135), (156, 8272740), (168, 7681830), (180, 7169708), (182, 7090920), (195, 6618192), (208, 6204555), (210, 6145464), (234, 5515160), (240, 5377281), (252, 5121220), (260, 4963644), (273, 4727280), (280, 4609098), (312, 4136370), (315, 4096976), (336, 3840915), (360, 3584854), (364, 3545460), (390, 3309096), (420, 3072732), (455, 2836368), (468, 2757580), (504, 2560610), (520, 2481822), (546, 2363640), (560, 2304549), (585, 2206064), (624, 2068185), (630, 2048488), (720, 1792427), (728, 1772730), (780, 1654548), (819, 1575760), (840, 1536366), (910, 1418184), (936, 1378790), (1008, 1280305), (1040, 1240911), (1092, 1181820), (1170, 1103032), (1260, 1024244), (1365, 945456), (1456, 886365), (1560, 827274), (1638, 787880), (1680, 768183), (1820, 709092), (1872, 689395), (2184, 590910), (2340, 551516), (2520, 512122), (2730, 472728), (3120, 413637), (3276, 393940), (3640, 354546), (4095, 315152), (4368, 295455), (4680, 275758), (5040, 256061), (5460, 236364), (6552, 196970), (7280, 177273), (8190, 157576), (9360, 137879), (10920, 118182), (13104, 98485), (16380, 78788), (19697, 65520), (21840, 59091), (32760, 39394)]