2218885760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1299

約数の個数: 256

約数和(自身を含む): 6744729600

約数和(自身を除く): 4525843840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 128, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 320, 364, 403, 416, 434, 448, 455, 496, 520, 560, 620, 640, 728, 806, 832, 868, 896, 910, 992, 1040, 1085, 1120, 1229, 1240, 1456, 1612, 1664, 1736, 1820, 1984, 2015, 2080, 2170, 2240, 2458, 2480, 2821, 2912, 3224, 3472, 3640, 3968, 4030, 4160, 4340, 4480, 4916, 4960, 5642, 5824, 6145, 6448, 6944, 7280, 8060, 8320, 8603, 8680, 9832, 9920, 11284, 11648, 12290, 12896, 13888, 14105, 14560, 15977, 16120, 17206, 17360, 19664, 19840, 22568, 24580, 25792, 27776, 28210, 29120, 31954, 32240, 34412, 34720, 38099, 39328, 43015, 45136, 49160, 51584, 56420, 58240, 63908, 64480, 68824, 69440, 76198, 78656, 79885, 86030, 90272, 98320, 111839, 112840, 127816, 128960, 137648, 138880, 152396, 157312, 159770, 172060, 180544, 190495, 196640, 223678, 225680, 255632, 257920, 266693, 275296, 304792, 319540, 344120, 361088, 380990, 393280, 447356, 451360, 495287, 511264, 533386, 550592, 559195, 609584, 639080, 688240, 761980, 786560, 894712, 902720, 990574, 1022528, 1066772, 1101184, 1118390, 1219168, 1278160, 1333465, 1376480, 1523960, 1789424, 1805440, 1981148, 2045056, 2133544, 2236780, 2438336, 2476435, 2556320, 2666930, 2752960, 3047920, 3467009, 3578848, 3962296, 4267088, 4473560, 4876672, 4952870, 5112640, 5333860, 5505920, 6095840, 6934018, 7157696, 7924592, 8534176, 8947120, 9905740, 10225280, 10667720, 12191680, 13868036, 14315392, 15849184, 17068352, 17335045, 17894240, 19811480, 21335440, 24383360, 27736072, 31698368, 34136704, 34670090, 35788480, 39622960, 42670880, 55472144, 63396736, 69340180, 71576960, 79245920, 85341760, 110944288, 138680360, 158491840, 170683520, 221888576, 277360720, 316983680, 443777152, 554721440, 1109442880, 2218885760]

約数ペア:

[(1, 2218885760), (2, 1109442880), (4, 554721440), (5, 443777152), (7, 316983680), (8, 277360720), (10, 221888576), (13, 170683520), (14, 158491840), (16, 138680360), (20, 110944288), (26, 85341760), (28, 79245920), (31, 71576960), (32, 69340180), (35, 63396736), (40, 55472144), (52, 42670880), (56, 39622960), (62, 35788480), (64, 34670090), (65, 34136704), (70, 31698368), (80, 27736072), (91, 24383360), (104, 21335440), (112, 19811480), (124, 17894240), (128, 17335045), (130, 17068352), (140, 15849184), (155, 14315392), (160, 13868036), (182, 12191680), (208, 10667720), (217, 10225280), (224, 9905740), (248, 8947120), (260, 8534176), (280, 7924592), (310, 7157696), (320, 6934018), (364, 6095840), (403, 5505920), (416, 5333860), (434, 5112640), (448, 4952870), (455, 4876672), (496, 4473560), (520, 4267088), (560, 3962296), (620, 3578848), (640, 3467009), (728, 3047920), (806, 2752960), (832, 2666930), (868, 2556320), (896, 2476435), (910, 2438336), (992, 2236780), (1040, 2133544), (1085, 2045056), (1120, 1981148), (1229, 1805440), (1240, 1789424), (1456, 1523960), (1612, 1376480), (1664, 1333465), (1736, 1278160), (1820, 1219168), (1984, 1118390), (2015, 1101184), (2080, 1066772), (2170, 1022528), (2240, 990574), (2458, 902720), (2480, 894712), (2821, 786560), (2912, 761980), (3224, 688240), (3472, 639080), (3640, 609584), (3968, 559195), (4030, 550592), (4160, 533386), (4340, 511264), (4480, 495287), (4916, 451360), (4960, 447356), (5642, 393280), (5824, 380990), (6145, 361088), (6448, 344120), (6944, 319540), (7280, 304792), (8060, 275296), (8320, 266693), (8603, 257920), (8680, 255632), (9832, 225680), (9920, 223678), (11284, 196640), (11648, 190495), (12290, 180544), (12896, 172060), (13888, 159770), (14105, 157312), (14560, 152396), (15977, 138880), (16120, 137648), (17206, 128960), (17360, 127816), (19664, 112840), (19840, 111839), (22568, 98320), (24580, 90272), (25792, 86030), (27776, 79885), (28210, 78656), (29120, 76198), (31954, 69440), (32240, 68824), (34412, 64480), (34720, 63908), (38099, 58240), (39328, 56420), (43015, 51584), (45136, 49160)]