12912956640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{4513}}^1$

素因数の和:6521

約数の個数: 144

約数和(自身を含む): 44097410448

約数和(自身を除く): 31184453808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 1987, 3974, 4513, 5961, 7948, 9026, 9935, 11922, 13539, 15896, 17883, 18052, 19870, 22565, 23844, 27078, 29805, 31792, 35766, 36104, 39740, 40617, 45130, 47688, 54156, 59610, 63584, 67695, 71532, 72208, 79480, 81234, 89415, 90260, 95376, 108312, 119220, 135390, 143064, 144416, 158960, 162468, 178830, 180520, 190752, 203085, 216624, 238440, 270780, 286128, 317920, 324936, 357660, 361040, 406170, 433248, 476880, 541560, 572256, 649872, 715320, 722080, 812340, 953760, 1083120, 1299744, 1430640, 1624680, 2166240, 2861280, 3249360, 6498720, 8967331, 17934662, 26901993, 35869324, 44836655, 53803986, 71738648, 80705979, 89673310, 107607972, 134509965, 143477296, 161411958, 179346620, 215215944, 269019930, 286954592, 322823916, 358693240, 403529895, 430431888, 538039860, 645647832, 717386480, 807059790, 860863776, 1076079720, 1291295664, 1434772960, 1614119580, 2152159440, 2582591328, 3228239160, 4304318880, 6456478320, 12912956640]

約数ペア:

[(1, 12912956640), (2, 6456478320), (3, 4304318880), (4, 3228239160), (5, 2582591328), (6, 2152159440), (8, 1614119580), (9, 1434772960), (10, 1291295664), (12, 1076079720), (15, 860863776), (16, 807059790), (18, 717386480), (20, 645647832), (24, 538039860), (30, 430431888), (32, 403529895), (36, 358693240), (40, 322823916), (45, 286954592), (48, 269019930), (60, 215215944), (72, 179346620), (80, 161411958), (90, 143477296), (96, 134509965), (120, 107607972), (144, 89673310), (160, 80705979), (180, 71738648), (240, 53803986), (288, 44836655), (360, 35869324), (480, 26901993), (720, 17934662), (1440, 8967331), (1987, 6498720), (3974, 3249360), (4513, 2861280), (5961, 2166240), (7948, 1624680), (9026, 1430640), (9935, 1299744), (11922, 1083120), (13539, 953760), (15896, 812340), (17883, 722080), (18052, 715320), (19870, 649872), (22565, 572256), (23844, 541560), (27078, 476880), (29805, 433248), (31792, 406170), (35766, 361040), (36104, 357660), (39740, 324936), (40617, 317920), (45130, 286128), (47688, 270780), (54156, 238440), (59610, 216624), (63584, 203085), (67695, 190752), (71532, 180520), (72208, 178830), (79480, 162468), (81234, 158960), (89415, 144416), (90260, 143064), (95376, 135390), (108312, 119220)]