124999860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 384048000

約数和(自身を除く): 259048140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 76, 87, 95, 114, 116, 145, 174, 190, 199, 228, 285, 290, 348, 361, 380, 398, 435, 551, 570, 580, 597, 722, 796, 870, 995, 1083, 1102, 1140, 1194, 1444, 1653, 1740, 1805, 1990, 2166, 2204, 2388, 2755, 2985, 3306, 3610, 3781, 3980, 4332, 5415, 5510, 5771, 5970, 6612, 7220, 7562, 8265, 10469, 10830, 11020, 11343, 11542, 11940, 15124, 16530, 17313, 18905, 20938, 21660, 22686, 23084, 28855, 31407, 33060, 34626, 37810, 41876, 45372, 52345, 56715, 57710, 62814, 69252, 71839, 75620, 86565, 104690, 109649, 113430, 115420, 125628, 143678, 157035, 173130, 209380, 215517, 219298, 226860, 287356, 314070, 328947, 346260, 359195, 431034, 438596, 548245, 628140, 657894, 718390, 862068, 1077585, 1096490, 1315788, 1436780, 1644735, 2083331, 2155170, 2192980, 3289470, 4166662, 4310340, 6249993, 6578940, 8333324, 10416655, 12499986, 20833310, 24999972, 31249965, 41666620, 62499930, 124999860]

約数ペア:

[(1, 124999860), (2, 62499930), (3, 41666620), (4, 31249965), (5, 24999972), (6, 20833310), (10, 12499986), (12, 10416655), (15, 8333324), (19, 6578940), (20, 6249993), (29, 4310340), (30, 4166662), (38, 3289470), (57, 2192980), (58, 2155170), (60, 2083331), (76, 1644735), (87, 1436780), (95, 1315788), (114, 1096490), (116, 1077585), (145, 862068), (174, 718390), (190, 657894), (199, 628140), (228, 548245), (285, 438596), (290, 431034), (348, 359195), (361, 346260), (380, 328947), (398, 314070), (435, 287356), (551, 226860), (570, 219298), (580, 215517), (597, 209380), (722, 173130), (796, 157035), (870, 143678), (995, 125628), (1083, 115420), (1102, 113430), (1140, 109649), (1194, 104690), (1444, 86565), (1653, 75620), (1740, 71839), (1805, 69252), (1990, 62814), (2166, 57710), (2204, 56715), (2388, 52345), (2755, 45372), (2985, 41876), (3306, 37810), (3610, 34626), (3781, 33060), (3980, 31407), (4332, 28855), (5415, 23084), (5510, 22686), (5771, 21660), (5970, 20938), (6612, 18905), (7220, 17313), (7562, 16530), (8265, 15124), (10469, 11940), (10830, 11542), (11020, 11343)]