1680493360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{643}}^1$

素因数の和:1035

約数の個数: 160

約数和(自身を含む): 4829690880

約数和(自身を除く): 3149197520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 359, 364, 455, 520, 560, 643, 718, 728, 910, 1040, 1286, 1436, 1456, 1795, 1820, 2513, 2572, 2872, 3215, 3590, 3640, 4501, 4667, 5026, 5144, 5744, 6430, 7180, 7280, 8359, 9002, 9334, 10052, 10288, 12565, 12860, 14360, 16718, 18004, 18668, 20104, 22505, 23335, 25130, 25720, 28720, 32669, 33436, 36008, 37336, 40208, 41795, 45010, 46670, 50260, 51440, 58513, 65338, 66872, 72016, 74672, 83590, 90020, 93340, 100520, 117026, 130676, 133744, 163345, 167180, 180040, 186680, 201040, 230837, 234052, 261352, 292565, 326690, 334360, 360080, 373360, 461674, 468104, 522704, 585130, 653380, 668720, 923348, 936208, 1154185, 1170260, 1306760, 1615859, 1846696, 2308370, 2340520, 2613520, 3000881, 3231718, 3693392, 4616740, 4681040, 6001762, 6463436, 8079295, 9233480, 12003524, 12926872, 15004405, 16158590, 18466960, 21006167, 24007048, 25853744, 30008810, 32317180, 42012334, 48014096, 60017620, 64634360, 84024668, 105030835, 120035240, 129268720, 168049336, 210061670, 240070480, 336098672, 420123340, 840246680, 1680493360]

約数ペア:

[(1, 1680493360), (2, 840246680), (4, 420123340), (5, 336098672), (7, 240070480), (8, 210061670), (10, 168049336), (13, 129268720), (14, 120035240), (16, 105030835), (20, 84024668), (26, 64634360), (28, 60017620), (35, 48014096), (40, 42012334), (52, 32317180), (56, 30008810), (65, 25853744), (70, 24007048), (80, 21006167), (91, 18466960), (104, 16158590), (112, 15004405), (130, 12926872), (140, 12003524), (182, 9233480), (208, 8079295), (260, 6463436), (280, 6001762), (359, 4681040), (364, 4616740), (455, 3693392), (520, 3231718), (560, 3000881), (643, 2613520), (718, 2340520), (728, 2308370), (910, 1846696), (1040, 1615859), (1286, 1306760), (1436, 1170260), (1456, 1154185), (1795, 936208), (1820, 923348), (2513, 668720), (2572, 653380), (2872, 585130), (3215, 522704), (3590, 468104), (3640, 461674), (4501, 373360), (4667, 360080), (5026, 334360), (5144, 326690), (5744, 292565), (6430, 261352), (7180, 234052), (7280, 230837), (8359, 201040), (9002, 186680), (9334, 180040), (10052, 167180), (10288, 163345), (12565, 133744), (12860, 130676), (14360, 117026), (16718, 100520), (18004, 93340), (18668, 90020), (20104, 83590), (22505, 74672), (23335, 72016), (25130, 66872), (25720, 65338), (28720, 58513), (32669, 51440), (33436, 50260), (36008, 46670), (37336, 45010), (40208, 41795)]