1690456040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:344

約数の個数: 256

約数和(自身を含む): 4923555840

約数和(自身を除く): 3233099800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 71, 91, 104, 124, 130, 140, 142, 155, 182, 211, 217, 248, 260, 280, 284, 310, 355, 364, 403, 422, 434, 455, 497, 520, 568, 620, 710, 728, 806, 844, 868, 910, 923, 994, 1055, 1085, 1240, 1420, 1477, 1612, 1688, 1736, 1820, 1846, 1988, 2015, 2110, 2170, 2201, 2485, 2743, 2821, 2840, 2954, 3224, 3640, 3692, 3976, 4030, 4220, 4340, 4402, 4615, 4970, 5486, 5642, 5908, 6461, 6541, 7384, 7385, 8060, 8440, 8680, 8804, 9230, 9940, 10972, 11005, 11284, 11816, 12922, 13082, 13715, 14105, 14770, 14981, 15407, 16120, 17608, 18460, 19201, 19880, 21944, 22010, 22568, 25844, 26164, 27430, 28210, 28613, 29540, 29962, 30814, 32305, 32705, 36920, 38402, 44020, 45787, 51688, 52328, 54860, 56420, 57226, 59080, 59924, 61628, 64610, 65410, 74905, 76804, 77035, 85033, 88040, 91574, 96005, 104867, 109720, 112840, 114452, 119848, 123256, 129220, 130820, 143065, 149810, 153608, 154070, 170066, 183148, 192010, 194753, 200291, 209734, 228904, 228935, 258440, 261640, 286130, 299620, 308140, 340132, 366296, 384020, 389506, 400582, 419468, 425165, 457870, 464411, 524335, 572260, 595231, 599240, 616280, 680264, 768040, 779012, 801164, 838936, 850330, 915740, 928822, 973765, 1001455, 1048670, 1144520, 1190462, 1363271, 1558024, 1602328, 1700660, 1831480, 1857644, 1947530, 2002910, 2097340, 2322055, 2380924, 2726542, 2976155, 3250877, 3401320, 3715288, 3895060, 4005820, 4194680, 4644110, 4761848, 5453084, 5952310, 6037343, 6501754, 6816355, 7790120, 8011640, 9288220, 10906168, 11904620, 12074686, 13003508, 13632710, 16254385, 18576440, 23809240, 24149372, 26007016, 27265420, 30186715, 32508770, 42261401, 48298744, 54530840, 60373430, 65017540, 84522802, 120746860, 130035080, 169045604, 211307005, 241493720, 338091208, 422614010, 845228020, 1690456040]

約数ペア:

[(1, 1690456040), (2, 845228020), (4, 422614010), (5, 338091208), (7, 241493720), (8, 211307005), (10, 169045604), (13, 130035080), (14, 120746860), (20, 84522802), (26, 65017540), (28, 60373430), (31, 54530840), (35, 48298744), (40, 42261401), (52, 32508770), (56, 30186715), (62, 27265420), (65, 26007016), (70, 24149372), (71, 23809240), (91, 18576440), (104, 16254385), (124, 13632710), (130, 13003508), (140, 12074686), (142, 11904620), (155, 10906168), (182, 9288220), (211, 8011640), (217, 7790120), (248, 6816355), (260, 6501754), (280, 6037343), (284, 5952310), (310, 5453084), (355, 4761848), (364, 4644110), (403, 4194680), (422, 4005820), (434, 3895060), (455, 3715288), (497, 3401320), (520, 3250877), (568, 2976155), (620, 2726542), (710, 2380924), (728, 2322055), (806, 2097340), (844, 2002910), (868, 1947530), (910, 1857644), (923, 1831480), (994, 1700660), (1055, 1602328), (1085, 1558024), (1240, 1363271), (1420, 1190462), (1477, 1144520), (1612, 1048670), (1688, 1001455), (1736, 973765), (1820, 928822), (1846, 915740), (1988, 850330), (2015, 838936), (2110, 801164), (2170, 779012), (2201, 768040), (2485, 680264), (2743, 616280), (2821, 599240), (2840, 595231), (2954, 572260), (3224, 524335), (3640, 464411), (3692, 457870), (3976, 425165), (4030, 419468), (4220, 400582), (4340, 389506), (4402, 384020), (4615, 366296), (4970, 340132), (5486, 308140), (5642, 299620), (5908, 286130), (6461, 261640), (6541, 258440), (7384, 228935), (7385, 228904), (8060, 209734), (8440, 200291), (8680, 194753), (8804, 192010), (9230, 183148), (9940, 170066), (10972, 154070), (11005, 153608), (11284, 149810), (11816, 143065), (12922, 130820), (13082, 129220), (13715, 123256), (14105, 119848), (14770, 114452), (14981, 112840), (15407, 109720), (16120, 104867), (17608, 96005), (18460, 91574), (19201, 88040), (19880, 85033), (21944, 77035), (22010, 76804), (22568, 74905), (25844, 65410), (26164, 64610), (27430, 61628), (28210, 59924), (28613, 59080), (29540, 57226), (29962, 56420), (30814, 54860), (32305, 52328), (32705, 51688), (36920, 45787), (38402, 44020)]