20942704080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{6947}}^1$

素因数の和:7098

約数の個数: 240

約数和(自身を含む): 72577140480

約数和(自身を除く): 51634436400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 79, 80, 90, 106, 120, 144, 158, 159, 180, 212, 237, 240, 265, 316, 318, 360, 395, 424, 474, 477, 530, 632, 636, 711, 720, 790, 795, 848, 948, 954, 1060, 1185, 1264, 1272, 1422, 1580, 1590, 1896, 1908, 2120, 2370, 2385, 2544, 2844, 3160, 3180, 3555, 3792, 3816, 4187, 4240, 4740, 4770, 5688, 6320, 6360, 6947, 7110, 7632, 8374, 9480, 9540, 11376, 12561, 12720, 13894, 14220, 16748, 18960, 19080, 20841, 20935, 25122, 27788, 28440, 33496, 34735, 37683, 38160, 41682, 41870, 50244, 55576, 56880, 62523, 62805, 66992, 69470, 75366, 83364, 83740, 100488, 104205, 111152, 125046, 125610, 138940, 150732, 166728, 167480, 188415, 200976, 208410, 250092, 251220, 277880, 301464, 312615, 333456, 334960, 368191, 376830, 416820, 500184, 502440, 548813, 555760, 602928, 625230, 736382, 753660, 833640, 1000368, 1004880, 1097626, 1104573, 1250460, 1472764, 1507320, 1646439, 1667280, 1840955, 2195252, 2209146, 2500920, 2744065, 2945528, 3014640, 3292878, 3313719, 3681910, 4390504, 4418292, 4939317, 5001840, 5488130, 5522865, 5891056, 6585756, 6627438, 7363820, 8232195, 8781008, 8836584, 9878634, 10976260, 11045730, 13171512, 13254876, 14727640, 16464390, 16568595, 17673168, 19757268, 21952520, 22091460, 24696585, 26343024, 26509752, 29087089, 29455280, 32928780, 33137190, 39514536, 43905040, 44182920, 49393170, 53019504, 58174178, 65857560, 66274380, 79029072, 87261267, 88365840, 98786340, 116348356, 131715120, 132548760, 145435445, 174522534, 197572680, 232696712, 261783801, 265097520, 290870890, 349045068, 395145360, 436306335, 465393424, 523567602, 581741780, 698090136, 872612670, 1047135204, 1163483560, 1308919005, 1396180272, 1745225340, 2094270408, 2326967120, 2617838010, 3490450680, 4188540816, 5235676020, 6980901360, 10471352040, 20942704080]

約数ペア:

[(1, 20942704080), (2, 10471352040), (3, 6980901360), (4, 5235676020), (5, 4188540816), (6, 3490450680), (8, 2617838010), (9, 2326967120), (10, 2094270408), (12, 1745225340), (15, 1396180272), (16, 1308919005), (18, 1163483560), (20, 1047135204), (24, 872612670), (30, 698090136), (36, 581741780), (40, 523567602), (45, 465393424), (48, 436306335), (53, 395145360), (60, 349045068), (72, 290870890), (79, 265097520), (80, 261783801), (90, 232696712), (106, 197572680), (120, 174522534), (144, 145435445), (158, 132548760), (159, 131715120), (180, 116348356), (212, 98786340), (237, 88365840), (240, 87261267), (265, 79029072), (316, 66274380), (318, 65857560), (360, 58174178), (395, 53019504), (424, 49393170), (474, 44182920), (477, 43905040), (530, 39514536), (632, 33137190), (636, 32928780), (711, 29455280), (720, 29087089), (790, 26509752), (795, 26343024), (848, 24696585), (948, 22091460), (954, 21952520), (1060, 19757268), (1185, 17673168), (1264, 16568595), (1272, 16464390), (1422, 14727640), (1580, 13254876), (1590, 13171512), (1896, 11045730), (1908, 10976260), (2120, 9878634), (2370, 8836584), (2385, 8781008), (2544, 8232195), (2844, 7363820), (3160, 6627438), (3180, 6585756), (3555, 5891056), (3792, 5522865), (3816, 5488130), (4187, 5001840), (4240, 4939317), (4740, 4418292), (4770, 4390504), (5688, 3681910), (6320, 3313719), (6360, 3292878), (6947, 3014640), (7110, 2945528), (7632, 2744065), (8374, 2500920), (9480, 2209146), (9540, 2195252), (11376, 1840955), (12561, 1667280), (12720, 1646439), (13894, 1507320), (14220, 1472764), (16748, 1250460), (18960, 1104573), (19080, 1097626), (20841, 1004880), (20935, 1000368), (25122, 833640), (27788, 753660), (28440, 736382), (33496, 625230), (34735, 602928), (37683, 555760), (38160, 548813), (41682, 502440), (41870, 500184), (50244, 416820), (55576, 376830), (56880, 368191), (62523, 334960), (62805, 333456), (66992, 312615), (69470, 301464), (75366, 277880), (83364, 251220), (83740, 250092), (100488, 208410), (104205, 200976), (111152, 188415), (125046, 167480), (125610, 166728), (138940, 150732)]