21648306960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{13723}}^1$

素因数の和:14062

約数の個数: 240

約数和(自身を含む): 83359795584

約数和(自身を除く): 61711488624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 313, 315, 336, 360, 420, 504, 560, 626, 630, 720, 840, 939, 1008, 1252, 1260, 1565, 1680, 1878, 2191, 2504, 2520, 2817, 3130, 3756, 4382, 4695, 5008, 5040, 5634, 6260, 6573, 7512, 8764, 9390, 10955, 11268, 12520, 13146, 13723, 14085, 15024, 17528, 18780, 19719, 21910, 22536, 25040, 26292, 27446, 28170, 32865, 35056, 37560, 39438, 41169, 43820, 45072, 52584, 54892, 56340, 65730, 68615, 75120, 78876, 82338, 87640, 96061, 98595, 105168, 109784, 112680, 123507, 131460, 137230, 157752, 164676, 175280, 192122, 197190, 205845, 219568, 225360, 247014, 262920, 274460, 288183, 315504, 329352, 384244, 394380, 411690, 480305, 494028, 525840, 548920, 576366, 617535, 658704, 768488, 788760, 823380, 864549, 960610, 988056, 1097840, 1152732, 1235070, 1440915, 1536976, 1577520, 1646760, 1729098, 1921220, 1976112, 2305464, 2470140, 2881830, 3293520, 3458196, 3842440, 4295299, 4322745, 4610928, 4940280, 5763660, 6916392, 7684880, 8590598, 8645490, 9880560, 11527320, 12885897, 13832784, 17181196, 17290980, 21476495, 23054640, 25771794, 30067093, 34362392, 34581960, 38657691, 42952990, 51543588, 60134186, 64429485, 68724784, 69163920, 77315382, 85905980, 90201279, 103087176, 120268372, 128858970, 150335465, 154630764, 171811960, 180402558, 193288455, 206174352, 240536744, 257717940, 270603837, 300670930, 309261528, 343623920, 360805116, 386576910, 451006395, 481073488, 515435880, 541207674, 601341860, 618523056, 721610232, 773153820, 902012790, 1030871760, 1082415348, 1202683720, 1353019185, 1443220464, 1546307640, 1804025580, 2164830696, 2405367440, 2706038370, 3092615280, 3608051160, 4329661392, 5412076740, 7216102320, 10824153480, 21648306960]

約数ペア:

[(1, 21648306960), (2, 10824153480), (3, 7216102320), (4, 5412076740), (5, 4329661392), (6, 3608051160), (7, 3092615280), (8, 2706038370), (9, 2405367440), (10, 2164830696), (12, 1804025580), (14, 1546307640), (15, 1443220464), (16, 1353019185), (18, 1202683720), (20, 1082415348), (21, 1030871760), (24, 902012790), (28, 773153820), (30, 721610232), (35, 618523056), (36, 601341860), (40, 541207674), (42, 515435880), (45, 481073488), (48, 451006395), (56, 386576910), (60, 360805116), (63, 343623920), (70, 309261528), (72, 300670930), (80, 270603837), (84, 257717940), (90, 240536744), (105, 206174352), (112, 193288455), (120, 180402558), (126, 171811960), (140, 154630764), (144, 150335465), (168, 128858970), (180, 120268372), (210, 103087176), (240, 90201279), (252, 85905980), (280, 77315382), (313, 69163920), (315, 68724784), (336, 64429485), (360, 60134186), (420, 51543588), (504, 42952990), (560, 38657691), (626, 34581960), (630, 34362392), (720, 30067093), (840, 25771794), (939, 23054640), (1008, 21476495), (1252, 17290980), (1260, 17181196), (1565, 13832784), (1680, 12885897), (1878, 11527320), (2191, 9880560), (2504, 8645490), (2520, 8590598), (2817, 7684880), (3130, 6916392), (3756, 5763660), (4382, 4940280), (4695, 4610928), (5008, 4322745), (5040, 4295299), (5634, 3842440), (6260, 3458196), (6573, 3293520), (7512, 2881830), (8764, 2470140), (9390, 2305464), (10955, 1976112), (11268, 1921220), (12520, 1729098), (13146, 1646760), (13723, 1577520), (14085, 1536976), (15024, 1440915), (17528, 1235070), (18780, 1152732), (19719, 1097840), (21910, 988056), (22536, 960610), (25040, 864549), (26292, 823380), (27446, 788760), (28170, 768488), (32865, 658704), (35056, 617535), (37560, 576366), (39438, 548920), (41169, 525840), (43820, 494028), (45072, 480305), (52584, 411690), (54892, 394380), (56340, 384244), (65730, 329352), (68615, 315504), (75120, 288183), (78876, 274460), (82338, 262920), (87640, 247014), (96061, 225360), (98595, 219568), (105168, 205845), (109784, 197190), (112680, 192122), (123507, 175280), (131460, 164676), (137230, 157752)]