1286421840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2753}}^1$

素因数の和:2842

約数の個数: 240

約数和(自身を含む): 4794603840

約数和(自身を除く): 3508182000

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, 59, 60, 66, 72, 80, 88, 90, 99, 110, 118, 120, 132, 144, 165, 176, 177, 180, 198, 220, 236, 240, 264, 295, 330, 354, 360, 396, 440, 472, 495, 528, 531, 590, 649, 660, 708, 720, 792, 880, 885, 944, 990, 1062, 1180, 1298, 1320, 1416, 1584, 1770, 1947, 1980, 2124, 2360, 2596, 2640, 2655, 2753, 2832, 3245, 3540, 3894, 3960, 4248, 4720, 5192, 5310, 5506, 5841, 6490, 7080, 7788, 7920, 8259, 8496, 9735, 10384, 10620, 11012, 11682, 12980, 13765, 14160, 15576, 16518, 19470, 21240, 22024, 23364, 24777, 25960, 27530, 29205, 30283, 31152, 33036, 38940, 41295, 42480, 44048, 46728, 49554, 51920, 55060, 58410, 60566, 66072, 77880, 82590, 90849, 93456, 99108, 110120, 116820, 121132, 123885, 132144, 151415, 155760, 162427, 165180, 181698, 198216, 220240, 233640, 242264, 247770, 272547, 302830, 324854, 330360, 363396, 396432, 454245, 467280, 484528, 487281, 495540, 545094, 605660, 649708, 660720, 726792, 812135, 908490, 974562, 991080, 1090188, 1211320, 1299416, 1362735, 1453584, 1461843, 1624270, 1786697, 1816980, 1949124, 1982160, 2180376, 2422640, 2436405, 2598832, 2725470, 2923686, 3248540, 3573394, 3633960, 3898248, 4360752, 4872810, 5360091, 5450940, 5847372, 6497080, 7146788, 7267920, 7309215, 7796496, 8933485, 9745620, 10720182, 10901880, 11694744, 12994160, 14293576, 14618430, 16080273, 17866970, 19491240, 21440364, 21803760, 23389488, 26800455, 28587152, 29236860, 32160546, 35733940, 38982480, 42880728, 53600910, 58473720, 64321092, 71467880, 80401365, 85761456, 107201820, 116947440, 128642184, 142935760, 160802730, 214403640, 257284368, 321605460, 428807280, 643210920, 1286421840]

約数ペア:

[(1, 1286421840), (2, 643210920), (3, 428807280), (4, 321605460), (5, 257284368), (6, 214403640), (8, 160802730), (9, 142935760), (10, 128642184), (11, 116947440), (12, 107201820), (15, 85761456), (16, 80401365), (18, 71467880), (20, 64321092), (22, 58473720), (24, 53600910), (30, 42880728), (33, 38982480), (36, 35733940), (40, 32160546), (44, 29236860), (45, 28587152), (48, 26800455), (55, 23389488), (59, 21803760), (60, 21440364), (66, 19491240), (72, 17866970), (80, 16080273), (88, 14618430), (90, 14293576), (99, 12994160), (110, 11694744), (118, 10901880), (120, 10720182), (132, 9745620), (144, 8933485), (165, 7796496), (176, 7309215), (177, 7267920), (180, 7146788), (198, 6497080), (220, 5847372), (236, 5450940), (240, 5360091), (264, 4872810), (295, 4360752), (330, 3898248), (354, 3633960), (360, 3573394), (396, 3248540), (440, 2923686), (472, 2725470), (495, 2598832), (528, 2436405), (531, 2422640), (590, 2180376), (649, 1982160), (660, 1949124), (708, 1816980), (720, 1786697), (792, 1624270), (880, 1461843), (885, 1453584), (944, 1362735), (990, 1299416), (1062, 1211320), (1180, 1090188), (1298, 991080), (1320, 974562), (1416, 908490), (1584, 812135), (1770, 726792), (1947, 660720), (1980, 649708), (2124, 605660), (2360, 545094), (2596, 495540), (2640, 487281), (2655, 484528), (2753, 467280), (2832, 454245), (3245, 396432), (3540, 363396), (3894, 330360), (3960, 324854), (4248, 302830), (4720, 272547), (5192, 247770), (5310, 242264), (5506, 233640), (5841, 220240), (6490, 198216), (7080, 181698), (7788, 165180), (7920, 162427), (8259, 155760), (8496, 151415), (9735, 132144), (10384, 123885), (10620, 121132), (11012, 116820), (11682, 110120), (12980, 99108), (13765, 93456), (14160, 90849), (15576, 82590), (16518, 77880), (19470, 66072), (21240, 60566), (22024, 58410), (23364, 55060), (24777, 51920), (25960, 49554), (27530, 46728), (29205, 44048), (30283, 42480), (31152, 41295), (33036, 38940)]