686969920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:829

約数の個数: 224

約数和(自身を含む): 2081028096

約数和(自身を除く): 1394058176

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, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 320, 364, 403, 416, 434, 448, 455, 496, 520, 560, 620, 728, 761, 806, 832, 868, 910, 992, 1040, 1085, 1120, 1240, 1456, 1522, 1612, 1736, 1820, 1984, 2015, 2080, 2170, 2240, 2480, 2821, 2912, 3044, 3224, 3472, 3640, 3805, 4030, 4160, 4340, 4960, 5327, 5642, 5824, 6088, 6448, 6944, 7280, 7610, 8060, 8680, 9893, 9920, 10654, 11284, 12176, 12896, 13888, 14105, 14560, 15220, 16120, 17360, 19786, 21308, 22568, 23591, 24352, 25792, 26635, 28210, 29120, 30440, 32240, 34720, 39572, 42616, 45136, 47182, 48704, 49465, 53270, 56420, 60880, 64480, 69251, 69440, 79144, 85232, 90272, 94364, 98930, 106540, 112840, 117955, 121760, 128960, 138502, 158288, 165137, 170464, 180544, 188728, 197860, 213080, 225680, 235910, 243520, 277004, 306683, 316576, 330274, 340928, 346255, 377456, 395720, 426160, 451360, 471820, 554008, 613366, 633152, 660548, 692510, 754912, 791440, 825685, 852320, 902720, 943640, 1108016, 1226732, 1321096, 1385020, 1509824, 1533415, 1582880, 1651370, 1704640, 1887280, 2146781, 2216032, 2453464, 2642192, 2770040, 3066830, 3165760, 3302740, 3774560, 4293562, 4432064, 4906928, 5284384, 5540080, 6133660, 6605480, 7549120, 8587124, 9813856, 10568768, 10733905, 11080160, 12267320, 13210960, 17174248, 19627712, 21467810, 22160320, 24534640, 26421920, 34348496, 42935620, 49069280, 52843840, 68696992, 85871240, 98138560, 137393984, 171742480, 343484960, 686969920]

約数ペア:

[(1, 686969920), (2, 343484960), (4, 171742480), (5, 137393984), (7, 98138560), (8, 85871240), (10, 68696992), (13, 52843840), (14, 49069280), (16, 42935620), (20, 34348496), (26, 26421920), (28, 24534640), (31, 22160320), (32, 21467810), (35, 19627712), (40, 17174248), (52, 13210960), (56, 12267320), (62, 11080160), (64, 10733905), (65, 10568768), (70, 9813856), (80, 8587124), (91, 7549120), (104, 6605480), (112, 6133660), (124, 5540080), (130, 5284384), (140, 4906928), (155, 4432064), (160, 4293562), (182, 3774560), (208, 3302740), (217, 3165760), (224, 3066830), (248, 2770040), (260, 2642192), (280, 2453464), (310, 2216032), (320, 2146781), (364, 1887280), (403, 1704640), (416, 1651370), (434, 1582880), (448, 1533415), (455, 1509824), (496, 1385020), (520, 1321096), (560, 1226732), (620, 1108016), (728, 943640), (761, 902720), (806, 852320), (832, 825685), (868, 791440), (910, 754912), (992, 692510), (1040, 660548), (1085, 633152), (1120, 613366), (1240, 554008), (1456, 471820), (1522, 451360), (1612, 426160), (1736, 395720), (1820, 377456), (1984, 346255), (2015, 340928), (2080, 330274), (2170, 316576), (2240, 306683), (2480, 277004), (2821, 243520), (2912, 235910), (3044, 225680), (3224, 213080), (3472, 197860), (3640, 188728), (3805, 180544), (4030, 170464), (4160, 165137), (4340, 158288), (4960, 138502), (5327, 128960), (5642, 121760), (5824, 117955), (6088, 112840), (6448, 106540), (6944, 98930), (7280, 94364), (7610, 90272), (8060, 85232), (8680, 79144), (9893, 69440), (9920, 69251), (10654, 64480), (11284, 60880), (12176, 56420), (12896, 53270), (13888, 49465), (14105, 48704), (14560, 47182), (15220, 45136), (16120, 42616), (17360, 39572), (19786, 34720), (21308, 32240), (22568, 30440), (23591, 29120), (24352, 28210), (25792, 26635)]