81854544480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1987}}^1\times {\mathrm{4517}}^1$

素因数の和:6541

約数の個数: 192

約数和(自身を含む): 271609148160

約数和(自身を除く): 189754603680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 1987, 2280, 3040, 3974, 4517, 4560, 5961, 7948, 9034, 9120, 9935, 11922, 13551, 15896, 18068, 19870, 22585, 23844, 27102, 29805, 31792, 36136, 37753, 39740, 45170, 47688, 54204, 59610, 63584, 67755, 72272, 75506, 79480, 85823, 90340, 95376, 108408, 113259, 119220, 135510, 144544, 151012, 158960, 171646, 180680, 188765, 190752, 216816, 226518, 238440, 257469, 271020, 302024, 317920, 343292, 361360, 377530, 429115, 433632, 453036, 476880, 514938, 542040, 566295, 604048, 686584, 722720, 755060, 858230, 906072, 953760, 1029876, 1084080, 1132590, 1208096, 1287345, 1373168, 1510120, 1716460, 1812144, 2059752, 2168160, 2265180, 2574690, 2746336, 3020240, 3432920, 3624288, 4119504, 4530360, 5149380, 6040480, 6865840, 8239008, 8975279, 9060720, 10298760, 13731680, 17950558, 18121440, 20597520, 26925837, 35901116, 41195040, 44876395, 53851674, 71802232, 89752790, 107703348, 134629185, 143604464, 170530301, 179505580, 215406696, 269258370, 287208928, 341060602, 359011160, 430813392, 511590903, 538516740, 682121204, 718022320, 852651505, 861626784, 1023181806, 1077033480, 1364242408, 1436044640, 1705303010, 2046363612, 2154066960, 2557954515, 2728484816, 3410606020, 4092727224, 4308133920, 5115909030, 5456969632, 6821212040, 8185454448, 10231818060, 13642424080, 16370908896, 20463636120, 27284848160, 40927272240, 81854544480]

約数ペア:

[(1, 81854544480), (2, 40927272240), (3, 27284848160), (4, 20463636120), (5, 16370908896), (6, 13642424080), (8, 10231818060), (10, 8185454448), (12, 6821212040), (15, 5456969632), (16, 5115909030), (19, 4308133920), (20, 4092727224), (24, 3410606020), (30, 2728484816), (32, 2557954515), (38, 2154066960), (40, 2046363612), (48, 1705303010), (57, 1436044640), (60, 1364242408), (76, 1077033480), (80, 1023181806), (95, 861626784), (96, 852651505), (114, 718022320), (120, 682121204), (152, 538516740), (160, 511590903), (190, 430813392), (228, 359011160), (240, 341060602), (285, 287208928), (304, 269258370), (380, 215406696), (456, 179505580), (480, 170530301), (570, 143604464), (608, 134629185), (760, 107703348), (912, 89752790), (1140, 71802232), (1520, 53851674), (1824, 44876395), (1987, 41195040), (2280, 35901116), (3040, 26925837), (3974, 20597520), (4517, 18121440), (4560, 17950558), (5961, 13731680), (7948, 10298760), (9034, 9060720), (9120, 8975279), (9935, 8239008), (11922, 6865840), (13551, 6040480), (15896, 5149380), (18068, 4530360), (19870, 4119504), (22585, 3624288), (23844, 3432920), (27102, 3020240), (29805, 2746336), (31792, 2574690), (36136, 2265180), (37753, 2168160), (39740, 2059752), (45170, 1812144), (47688, 1716460), (54204, 1510120), (59610, 1373168), (63584, 1287345), (67755, 1208096), (72272, 1132590), (75506, 1084080), (79480, 1029876), (85823, 953760), (90340, 906072), (95376, 858230), (108408, 755060), (113259, 722720), (119220, 686584), (135510, 604048), (144544, 566295), (151012, 542040), (158960, 514938), (171646, 476880), (180680, 453036), (188765, 433632), (190752, 429115), (216816, 377530), (226518, 361360), (238440, 343292), (257469, 317920), (271020, 302024)]